| index | title | code | Difficulty |
|---|---|---|---|
| 0001 | Two Sum | Go Java JavaScript TypeScript | Easy |
| 0002 | Add Two Numbers | JavaScript TypeScript | Medium |
| 0003 | Longest Substring Without Repeating Characters | JavaScript TypeScript | Medium |
| 0004 | Median of Two Sorted Arrays | JavaScript | Hard |
| 0005 | Longest Palindromic Substring | JavaScript TypeScript | Medium |
| 0006 | Zigzag Conversion | JavaScript | Medium |
| 0007 | Reverse Integer | JavaScript | Medium |
| 0008 | String to Integer (atoi) | JavaScript | Medium |
| 0009 | Palindrome Number | Java JavaScript TypeScript | Easy |
| 0010 | Regular Expression Matching | JavaScript TypeScript | Hard |
| 0011 | Container With Most Water | JavaScript | Medium |
| 0012 | Integer to Roman | JavaScript TypeScript | Medium |
| 0013 | Roman to Integer | JavaScript TypeScript | Easy |
| 0014 | Longest Common Prefix | JavaScript TypeScript | Easy |
| 0015 | 3Sum | JavaScript | Medium |
| 0016 | 3Sum Closest | JavaScript | Medium |
| 0017 | Letter Combinations of a Phone Number | JavaScript TypeScript | Medium |
| 0018 | 4Sum | JavaScript | Medium |
| 0019 | Remove Nth Node From End of List | JavaScript TypeScript | Medium |
| 0020 | Valid Parentheses | Java JavaScript TypeScript | Easy |
| 0021 | Merge Two Sorted Lists | Go Java JavaScript TypeScript | Easy |
| 0022 | Generate Parentheses | JavaScript TypeScript | Medium |
| 0023 | Merge k Sorted Lists | JavaScript TypeScript | Hard |
| 0024 | Swap Nodes in Pairs | JavaScript TypeScript | Medium |
| 0025 | Reverse Nodes in k-Group | JavaScript TypeScript | Hard |
| 0026 | Remove Duplicates from Sorted Array | Java JavaScript TypeScript | Easy |
| 0027 | Remove Element | Java JavaScript TypeScript | Easy |
| 0028 | Find the Index of the First Occurrence in a String | JavaScript | Easy |
| 0029 | Divide Two Integers | JavaScript | Medium |
| 0030 | Substring with Concatenation of All Words | Hard | |
| 0031 | Next Permutation | JavaScript | Medium |
| 0032 | Longest Valid Parentheses | JavaScript TypeScript | Hard |
| 0033 | Search in Rotated Sorted Array | JavaScript | Medium |
| 0034 | Find First and Last Position of Element in Sorted Array | JavaScript TypeScript | Medium |
| 0035 | Search Insert Position | JavaScript TypeScript | Easy |
| 0036 | Valid Sudoku | JavaScript | Medium |
| 0037 | Sudoku Solver | Hard | |
| 0038 | Count and Say | JavaScript TypeScript | Medium |
| 0039 | Combination Sum | JavaScript TypeScript | Medium |
| 0040 | Combination Sum II | JavaScript TypeScript | Medium |
| 0041 | First Missing Positive | JavaScript TypeScript | Hard |
| 0042 | Trapping Rain Water | JavaScript | Hard |
| 0043 | Multiply Strings | JavaScript | Medium |
| 0044 | Wildcard Matching | JavaScript | Hard |
| 0045 | Jump Game II | JavaScript TypeScript | Medium |
| 0046 | Permutations | JavaScript TypeScript | Medium |
| 0047 | Permutations II | JavaScript TypeScript | Medium |
| 0048 | Rotate Image | JavaScript TypeScript | Medium |
| 0049 | Group Anagrams | JavaScript TypeScript | Medium |
| 0050 | Pow(x, n) | JavaScript TypeScript | Medium |
| 0051 | N-Queens | Hard | |
| 0052 | N-Queens II | Hard | |
| 0053 | Maximum Subarray | Java JavaScript TypeScript | Medium |
| 0054 | Spiral Matrix | JavaScript TypeScript | Medium |
| 0055 | Jump Game | JavaScript TypeScript | Medium |
| 0056 | Merge Intervals | JavaScript | Medium |
| 0057 | Insert Interval | JavaScript | Medium |
| 0058 | Length of Last Word | Java JavaScript TypeScript | Easy |
| 0059 | Spiral Matrix II | JavaScript TypeScript | Medium |
| 0060 | Permutation Sequence | JavaScript | Hard |
| 0061 | Rotate List | JavaScript TypeScript | Medium |
| 0062 | Unique Paths | JavaScript TypeScript | Medium |
| 0063 | Unique Paths II | JavaScript TypeScript | Medium |
| 0064 | Minimum Path Sum | JavaScript TypeScript | Medium |
| 0065 | Valid Number | JavaScript | Hard |
| 0066 | Plus One | JavaScript TypeScript | Easy |
| 0067 | Add Binary | Java JavaScript TypeScript | Easy |
| 0068 | Text Justification | Hard | |
| 0069 | Sqrt(x) | JavaScript TypeScript | Easy |
| 0070 | Climbing Stairs | JavaScript TypeScript | Easy |
| 0071 | Simplify Path | JavaScript | Medium |
| 0072 | Edit Distance | JavaScript TypeScript | Medium |
| 0073 | Set Matrix Zeroes | JavaScript TypeScript | Medium |
| 0074 | Search a 2D Matrix | JavaScript TypeScript | Medium |
| 0075 | Sort Colors | JavaScript TypeScript | Medium |
| 0076 | Minimum Window Substring | JavaScript | Hard |
| 0077 | Combinations | JavaScript TypeScript | Medium |
| 0078 | Subsets | JavaScript TypeScript | Medium |
| 0079 | Word Search | JavaScript TypeScript | Medium |
| 0080 | Remove Duplicates from Sorted Array II | JavaScript TypeScript | Medium |
| 0081 | Search in Rotated Sorted Array II | JavaScript | Medium |
| 0082 | Remove Duplicates from Sorted List II | JavaScript TypeScript | Medium |
| 0083 | Remove Duplicates from Sorted List | Go Java JavaScript TypeScript | Easy |
| 0084 | Largest Rectangle in Histogram | TypeScript | Hard |
| 0085 | Maximal Rectangle | TypeScript | Hard |
| 0086 | Partition List | JavaScript TypeScript | Medium |
| 0087 | Scramble String | Hard | |
| 0088 | Merge Sorted Array | Go Java JavaScript TypeScript | Easy |
| 0089 | Gray Code | JavaScript | Medium |
| 0090 | Subsets II | JavaScript TypeScript | Medium |
| 0091 | Decode Ways | JavaScript TypeScript | Medium |
| 0092 | Reverse Linked List II | JavaScript TypeScript | Medium |
| 0093 | Restore IP Addresses | JavaScript | Medium |
| 0094 | Binary Tree Inorder Traversal | Go Java JavaScript TypeScript | Easy |
| 0095 | Unique Binary Search Trees II | JavaScript TypeScript | Medium |
| 0096 | Unique Binary Search Trees | JavaScript TypeScript | Medium |
| 0097 | Interleaving String | JavaScript | Medium |
| 0098 | Validate Binary Search Tree | JavaScript TypeScript | Medium |
| 0099 | Recover Binary Search Tree | JavaScript TypeScript | Medium |
| 0100 | Same Tree | Go Java JavaScript TypeScript | Easy |
| 0101 | Symmetric Tree | Go Java JavaScript TypeScript | Easy |
| 0102 | Binary Tree Level Order Traversal | Go Java JavaScript TypeScript | Medium |
| 0103 | Binary Tree Zigzag Level Order Traversal | Java JavaScript TypeScript | Medium |
| 0104 | Maximum Depth of Binary Tree | Go Java JavaScript TypeScript | Easy |
| 0105 | Construct Binary Tree from Preorder and Inorder Traversal | JavaScript TypeScript | Medium |
| 0106 | Construct Binary Tree from Inorder and Postorder Traversal | JavaScript TypeScript | Medium |
| 0107 | Binary Tree Level Order Traversal II | Go Java JavaScript TypeScript | Medium |
| 0108 | Convert Sorted Array to Binary Search Tree | Go Java JavaScript TypeScript | Easy |
| 0109 | Convert Sorted List to Binary Search Tree | JavaScript TypeScript | Medium |
| 0110 | Balanced Binary Tree | Java JavaScript TypeScript | Easy |
| 0111 | Minimum Depth of Binary Tree | Java JavaScript TypeScript | Easy |
| 0112 | Path Sum | Go Java JavaScript TypeScript | Easy |
| 0113 | Path Sum II | JavaScript TypeScript | Medium |
| 0114 | Flatten Binary Tree to Linked List | JavaScript TypeScript | Medium |
| 0115 | Distinct Subsequences | JavaScript | Hard |
| 0116 | Populating Next Right Pointers in Each Node | JavaScript TypeScript | Medium |
| 0117 | Populating Next Right Pointers in Each Node II | JavaScript TypeScript | Medium |
| 0118 | Pascal's Triangle | Java JavaScript TypeScript | Easy |
| 0119 | Pascal's Triangle II | JavaScript TypeScript | Easy |
| 0120 | Triangle | JavaScript TypeScript | Medium |
| 0121 | Best Time to Buy and Sell Stock | Java JavaScript TypeScript | Easy |
| 0122 | Best Time to Buy and Sell Stock II | JavaScript TypeScript | Medium |
| 0123 | Best Time to Buy and Sell Stock III | JavaScript | Hard |
| 0124 | Binary Tree Maximum Path Sum | JavaScript TypeScript | Hard |
| 0125 | Valid Palindrome | Java JavaScript TypeScript | Easy |
| 0126 | Word Ladder II | Hard | |
| 0127 | Word Ladder | JavaScript | Hard |
| 0128 | Longest Consecutive Sequence | JavaScript | Medium |
| 0129 | Sum Root to Leaf Numbers | Java JavaScript TypeScript | Medium |
| 0130 | Surrounded Regions | JavaScript | Medium |
| 0131 | Palindrome Partitioning | JavaScript | Medium |
| 0132 | Palindrome Partitioning II | JavaScript TypeScript | Hard |
| 0133 | Clone Graph | JavaScript | Medium |
| 0134 | Gas Station | JavaScript | Medium |
| 0135 | Candy | JavaScript TypeScript | Hard |
| 0136 | Single Number | Java JavaScript TypeScript | Easy |
| 0137 | Single Number II | JavaScript | Medium |
| 0138 | Copy List with Random Pointer | JavaScript | Medium |
| 0139 | Word Break | JavaScript | Medium |
| 0140 | Word Break II | JavaScript | Hard |
| 0141 | Linked List Cycle | JavaScript TypeScript | Easy |
| 0142 | Linked List Cycle II | JavaScript TypeScript | Medium |
| 0143 | Reorder List | JavaScript TypeScript | Medium |
| 0144 | Binary Tree Preorder Traversal | Go Java JavaScript TypeScript | Easy |
| 0145 | Binary Tree Postorder Traversal | Go Java JavaScript TypeScript | Easy |
| 0146 | LRU Cache | JavaScript | Medium |
| 0147 | Insertion Sort List | JavaScript | Medium |
| 0148 | Sort List | JavaScript | Medium |
| 0149 | Max Points on a Line | Hard | |
| 0150 | Evaluate Reverse Polish Notation | JavaScript TypeScript | Medium |
| 0151 | Reverse Words in a String | JavaScript TypeScript | Medium |
| 0152 | Maximum Product Subarray | JavaScript TypeScript | Medium |
| 0153 | Find Minimum in Rotated Sorted Array | JavaScript | Medium |
| 0154 | Find Minimum in Rotated Sorted Array II | JavaScript | Hard |
| 0155 | Min Stack | JavaScript TypeScript | Medium |
| 0156 | Binary Tree Upside Down | JavaScript TypeScript | Medium |
| 0157 | Read N Characters Given Read4 | JavaScript | Easy |
| 0158 | Read N Characters Given read4 II - Call Multiple Times | Hard | |
| 0159 | Longest Substring with At Most Two Distinct Characters | JavaScript | Medium |
| 0160 | Intersection of Two Linked Lists | Java JavaScript TypeScript | Easy |
| 0161 | One Edit Distance | JavaScript TypeScript | Medium |
| 0162 | Find Peak Element | JavaScript TypeScript | Medium |
| 0163 | Missing Ranges | JavaScript TypeScript | Easy |
| 0164 | Maximum Gap | TypeScript | Medium |
| 0165 | Compare Version Numbers | JavaScript TypeScript | Medium |
| 0166 | Fraction to Recurring Decimal | JavaScript | Medium |
| 0167 | Two Sum II - Input Array Is Sorted | JavaScript TypeScript | Medium |
| 0168 | Excel Sheet Column Title | JavaScript TypeScript | Easy |
| 0169 | Majority Element | JavaScript TypeScript | Easy |
| 0170 | Two Sum III - Data structure design | JavaScript TypeScript | Easy |
| 0171 | Excel Sheet Column Number | JavaScript TypeScript | Easy |
| 0172 | Factorial Trailing Zeroes | JavaScript TypeScript | Medium |
| 0173 | Binary Search Tree Iterator | JavaScript TypeScript | Medium |
| 0174 | Dungeon Game | Hard | |
| 0175 | Combine Two Tables | Mysql | Easy |
| 0176 | Second Highest Salary | Mysql | Medium |
| 0177 | Nth Highest Salary | Mysql | Medium |
| 0178 | Rank Scores | Mysql | Medium |
| 0179 | Largest Number | JavaScript | Medium |
| 0180 | Consecutive Numbers | Mysql | Medium |
| 0181 | Employees Earning More Than Their Managers | Mysql | Easy |
| 0182 | Duplicate Emails | Mysql | Easy |
| 0183 | Customers Who Never Order | Mysql | Easy |
| 0184 | Department Highest Salary | Mysql | Medium |
| 0185 | Department Top Three Salaries | Hard | |
| 0186 | Reverse Words in a String II | JavaScript TypeScript | Medium |
| 0187 | Repeated DNA Sequences | JavaScript | Medium |
| 0188 | Best Time to Buy and Sell Stock IV | JavaScript | Hard |
| 0189 | Rotate Array | JavaScript TypeScript | Medium |
| 0190 | Reverse Bits | JavaScript TypeScript | Easy |
| 0191 | Number of 1 Bits | Java JavaScript TypeScript | Easy |
| 0192 | Word Frequency | Medium | |
| 0193 | Valid Phone Numbers | Easy | |
| 0194 | Transpose File | Medium | |
| 0195 | Tenth Line | Easy | |
| 0196 | Delete Duplicate Emails | Mysql | Easy |
| 0197 | Rising Temperature | Mysql | Easy |
| 0198 | House Robber | JavaScript TypeScript | Medium |
| 0199 | Binary Tree Right Side View | Java JavaScript TypeScript | Medium |
| 0200 | Number of Islands | JavaScript TypeScript | Medium |
| 0201 | Bitwise AND of Numbers Range | JavaScript | Medium |
| 0202 | Happy Number | JavaScript TypeScript | Easy |
| 0203 | Remove Linked List Elements | Go Java JavaScript TypeScript | Easy |
| 0204 | Count Primes | JavaScript TypeScript | Medium |
| 0205 | Isomorphic Strings | JavaScript TypeScript | Easy |
| 0206 | Reverse Linked List | Go Java JavaScript TypeScript | Easy |
| 0207 | Course Schedule | JavaScript TypeScript | Medium |
| 0208 | Implement Trie (Prefix Tree) | JavaScript | Medium |
| 0209 | Minimum Size Subarray Sum | JavaScript TypeScript | Medium |
| 0210 | Course Schedule II | JavaScript TypeScript | Medium |
| 0211 | Design Add and Search Words Data Structure | JavaScript | Medium |
| 0212 | Word Search II | Hard | |
| 0213 | House Robber II | JavaScript TypeScript | Medium |
| 0214 | Shortest Palindrome | TypeScript | Hard |
| 0215 | Kth Largest Element in an Array | JavaScript | Medium |
| 0216 | Combination Sum III | JavaScript TypeScript | Medium |
| 0217 | Contains Duplicate | Java JavaScript TypeScript | Easy |
| 0218 | The Skyline Problem | Hard | |
| 0219 | Contains Duplicate II | JavaScript TypeScript | Easy |
| 0220 | Contains Duplicate III | JavaScript | Hard |
| 0221 | Maximal Square | JavaScript TypeScript | Medium |
| 0222 | Count Complete Tree Nodes | JavaScript TypeScript | Easy |
| 0223 | Rectangle Area | JavaScript | Medium |
| 0224 | Basic Calculator | Hard | |
| 0225 | Implement Stack using Queues | JavaScript TypeScript | Easy |
| 0226 | Invert Binary Tree | Go Java JavaScript TypeScript | Easy |
| 0227 | Basic Calculator II | Medium | |
| 0228 | Summary Ranges | Java JavaScript TypeScript | Easy |
| 0229 | Majority Element II | JavaScript | Medium |
| 0230 | Kth Smallest Element in a BST | JavaScript TypeScript | Medium |
| 0231 | Power of Two | Java JavaScript TypeScript | Easy |
| 0232 | Implement Queue using Stacks | JavaScript TypeScript | Easy |
| 0233 | Number of Digit One | JavaScript | Hard |
| 0234 | Palindrome Linked List | JavaScript TypeScript | Easy |
| 0235 | Lowest Common Ancestor of a Binary Search Tree | Go Java JavaScript TypeScript | Medium |
| 0236 | Lowest Common Ancestor of a Binary Tree | Java JavaScript TypeScript | Medium |
| 0237 | Delete Node in a Linked List | JavaScript TypeScript | Medium |
| 0238 | Product of Array Except Self | JavaScript TypeScript | Medium |
| 0239 | Sliding Window Maximum | JavaScript TypeScript | Hard |
| 0240 | Search a 2D Matrix II | JavaScript TypeScript | Medium |
| 0241 | Different Ways to Add Parentheses | Medium | |
| 0242 | Valid Anagram | Java JavaScript TypeScript | Easy |
| 0243 | Shortest Word Distance | JavaScript TypeScript | Easy |
| 0244 | Shortest Word Distance II | JavaScript TypeScript | Medium |
| 0245 | Shortest Word Distance III | JavaScript TypeScript | Medium |
| 0246 | Strobogrammatic Number | JavaScript TypeScript | Easy |
| 0247 | Strobogrammatic Number II | JavaScript TypeScript | Medium |
| 0248 | Strobogrammatic Number III | Hard | |
| 0249 | Group Shifted Strings | Medium | |
| 0250 | Count Univalue Subtrees | JavaScript TypeScript | Medium |
| 0251 | Flatten 2D Vector | JavaScript TypeScript | Medium |
| 0252 | Meeting Rooms | JavaScript TypeScript | Easy |
| 0253 | Meeting Rooms II | Medium | |
| 0254 | Factor Combinations | Medium | |
| 0255 | Verify Preorder Sequence in Binary Search Tree | JavaScript | Medium |
| 0256 | Paint House | Medium | |
| 0257 | Binary Tree Paths | Java JavaScript TypeScript | Easy |
| 0258 | Add Digits | JavaScript TypeScript | Easy |
| 0259 | 3Sum Smaller | JavaScript TypeScript | Medium |
| 0260 | Single Number III | JavaScript TypeScript | Medium |
| 0261 | Graph Valid Tree | Medium | |
| 0262 | Trips and Users | Hard | |
| 0263 | Ugly Number | JavaScript TypeScript | Easy |
| 0264 | Ugly Number II | JavaScript | Medium |
| 0265 | Paint House II | Hard | |
| 0266 | Palindrome Permutation | JavaScript TypeScript | Easy |
| 0267 | Palindrome Permutation II | JavaScript TypeScript | Medium |
| 0268 | Missing Number | JavaScript TypeScript | Easy |
| 0269 | Alien Dictionary | Hard | |
| 0270 | Closest Binary Search Tree Value | JavaScript TypeScript | Easy |
| 0271 | Encode and Decode Strings | JavaScript | Medium |
| 0272 | Closest Binary Search Tree Value II | JavaScript TypeScript | Hard |
| 0273 | Integer to English Words | JavaScript | Hard |
| 0274 | H-Index | JavaScript TypeScript | Medium |
| 0275 | H-Index II | JavaScript TypeScript | Medium |
| 0276 | Paint Fence | Medium | |
| 0277 | Find the Celebrity | Medium | |
| 0278 | First Bad Version | JavaScript TypeScript | Easy |
| 0279 | Perfect Squares | JavaScript TypeScript | Medium |
| 0280 | Wiggle Sort | JavaScript TypeScript | Medium |
| 0281 | Zigzag Iterator | JavaScript TypeScript | Medium |
| 0282 | Expression Add Operators | Hard | |
| 0283 | Move Zeroes | JavaScript TypeScript | Easy |
| 0284 | Peeking Iterator | JavaScript Python3 TypeScript | Medium |
| 0285 | Inorder Successor in BST | JavaScript TypeScript | Medium |
| 0286 | Walls and Gates | Medium | |
| 0287 | Find the Duplicate Number | JavaScript TypeScript | Medium |
| 0288 | Unique Word Abbreviation | JavaScript TypeScript | Medium |
| 0289 | Game of Life | JavaScript | Medium |
| 0290 | Word Pattern | JavaScript TypeScript | Easy |
| 0291 | Word Pattern II | Medium | |
| 0292 | Nim Game | JavaScript TypeScript | Easy |
| 0293 | Flip Game | JavaScript TypeScript | Easy |
| 0294 | Flip Game II | Medium | |
| 0295 | Find Median from Data Stream | JavaScript | Hard |
| 0296 | Best Meeting Point | Hard | |
| 0297 | Serialize and Deserialize Binary Tree | JavaScript TypeScript | Hard |
| 0298 | Binary Tree Longest Consecutive Sequence | JavaScript TypeScript | Medium |
| 0299 | Bulls and Cows | JavaScript | Medium |
| 0300 | Longest Increasing Subsequence | JavaScript TypeScript | Medium |
| 0301 | Remove Invalid Parentheses | Hard | |
| 0302 | Smallest Rectangle Enclosing Black Pixels | Hard | |
| 0303 | Range Sum Query - Immutable | Java JavaScript TypeScript | Easy |
| 0304 | Range Sum Query 2D - Immutable | JavaScript TypeScript | Medium |
| 0305 | Number of Islands II | Hard | |
| 0306 | Additive Number | JavaScript | Medium |
| 0307 | Range Sum Query - Mutable | JavaScript TypeScript | Medium |
| 0308 | Range Sum Query 2D - Mutable | Hard | |
| 0309 | Best Time to Buy and Sell Stock with Cooldown | JavaScript | Medium |
| 0310 | Minimum Height Trees | JavaScript | Medium |
| 0311 | Sparse Matrix Multiplication | JavaScript TypeScript | Medium |
| 0312 | Burst Balloons | Hard | |
| 0313 | Super Ugly Number | JavaScript | Medium |
| 0314 | Binary Tree Vertical Order Traversal | JavaScript TypeScript | Medium |
| 0315 | Count of Smaller Numbers After Self | JavaScript | Hard |
| 0316 | Remove Duplicate Letters | JavaScript TypeScript | Medium |
| 0317 | Shortest Distance from All Buildings | Hard | |
| 0318 | Maximum Product of Word Lengths | JavaScript TypeScript | Medium |
| 0319 | Bulb Switcher | JavaScript TypeScript | Medium |
| 0320 | Generalized Abbreviation | JavaScript TypeScript | Medium |
| 0321 | Create Maximum Number | Hard | |
| 0322 | Coin Change | JavaScript TypeScript | Medium |
| 0323 | Number of Connected Components in an Undirected Graph | JavaScript TypeScript | Medium |
| 0324 | Wiggle Sort II | Medium | |
| 0325 | Maximum Size Subarray Sum Equals k | JavaScript TypeScript | Medium |
| 0326 | Power of Three | Java JavaScript TypeScript | Easy |
| 0327 | Count of Range Sum | TypeScript | Hard |
| 0328 | Odd Even Linked List | JavaScript TypeScript | Medium |
| 0329 | Longest Increasing Path in a Matrix | JavaScript | Hard |
| 0330 | Patching Array | Hard | |
| 0331 | Verify Preorder Serialization of a Binary Tree | JavaScript | Medium |
| 0332 | Reconstruct Itinerary | Hard | |
| 0333 | Largest BST Subtree | JavaScript TypeScript | Medium |
| 0334 | Increasing Triplet Subsequence | JavaScript | Medium |
| 0335 | Self Crossing | Hard | |
| 0336 | Palindrome Pairs | Hard | |
| 0337 | House Robber III | JavaScript | Medium |
| 0338 | Counting Bits | Java JavaScript TypeScript | Easy |
| 0339 | Nested List Weight Sum | JavaScript TypeScript | Medium |
| 0340 | Longest Substring with At Most K Distinct Characters | Medium | |
| 0341 | Flatten Nested List Iterator | JavaScript | Medium |
| 0342 | Power of Four | JavaScript TypeScript | Easy |
| 0343 | Integer Break | JavaScript TypeScript | Medium |
| 0344 | Reverse String | Java JavaScript TypeScript | Easy |
| 0345 | Reverse Vowels of a String | Java JavaScript TypeScript | Easy |
| 0346 | Moving Average from Data Stream | JavaScript TypeScript | Easy |
| 0347 | Top K Frequent Elements | JavaScript | Medium |
| 0348 | Design Tic-Tac-Toe | Medium | |
| 0349 | Intersection of Two Arrays | JavaScript TypeScript | Easy |
| 0350 | Intersection of Two Arrays II | JavaScript TypeScript | Easy |
| 0351 | Android Unlock Patterns | Medium | |
| 0352 | Data Stream as Disjoint Intervals | JavaScript | Hard |
| 0353 | Design Snake Game | Medium | |
| 0354 | Russian Doll Envelopes | JavaScript | Hard |
| 0355 | Design Twitter | Medium | |
| 0356 | Line Reflection | Medium | |
| 0357 | Count Numbers with Unique Digits | JavaScript | Medium |
| 0358 | Rearrange String k Distance Apart | Hard | |
| 0359 | Logger Rate Limiter | JavaScript TypeScript | Easy |
| 0360 | Sort Transformed Array | JavaScript | Medium |
| 0361 | Bomb Enemy | Medium | |
| 0362 | Design Hit Counter | JavaScript TypeScript | Medium |
| 0363 | Max Sum of Rectangle No Larger Than K | Hard | |
| 0364 | Nested List Weight Sum II | JavaScript TypeScript | Medium |
| 0365 | Water and Jug Problem | Medium | |
| 0366 | Find Leaves of Binary Tree | JavaScript TypeScript | Medium |
| 0367 | Valid Perfect Square | Java JavaScript TypeScript | Easy |
| 0368 | Largest Divisible Subset | Medium | |
| 0369 | Plus One Linked List | JavaScript TypeScript | Medium |
| 0370 | Range Addition | JavaScript TypeScript | Medium |
| 0371 | Sum of Two Integers | JavaScript TypeScript | Medium |
| 0372 | Super Pow | JavaScript | Medium |
| 0373 | Find K Pairs with Smallest Sums | JavaScript | Medium |
| 0374 | Guess Number Higher or Lower | Java JavaScript Python3 TypeScript | Easy |
| 0375 | Guess Number Higher or Lower II | JavaScript | Medium |
| 0376 | Wiggle Subsequence | JavaScript | Medium |
| 0377 | Combination Sum IV | JavaScript TypeScript | Medium |
| 0378 | Kth Smallest Element in a Sorted Matrix | JavaScript | Medium |
| 0379 | Design Phone Directory | JavaScript TypeScript | Medium |
| 0380 | Insert Delete GetRandom O(1) | JavaScript | Medium |
| 0381 | Insert Delete GetRandom O(1) - Duplicates allowed | JavaScript | Hard |
| 0382 | Linked List Random Node | JavaScript | Medium |
| 0383 | Ransom Note | Java JavaScript TypeScript | Easy |
| 0384 | Shuffle an Array | JavaScript TypeScript | Medium |
| 0385 | Mini Parser | JavaScript | Medium |
| 0386 | Lexicographical Numbers | JavaScript TypeScript | Medium |
| 0387 | First Unique Character in a String | JavaScript TypeScript | Easy |
| 0388 | Longest Absolute File Path | JavaScript | Medium |
| 0389 | Find the Difference | Java JavaScript TypeScript | Easy |
| 0390 | Elimination Game | Medium | |
| 0391 | Perfect Rectangle | Hard | |
| 0392 | Is Subsequence | Java JavaScript TypeScript | Easy |
| 0393 | UTF-8 Validation | JavaScript | Medium |
| 0394 | Decode String | JavaScript | Medium |
| 0395 | Longest Substring with At Least K Repeating Characters | JavaScript | Medium |
| 0396 | Rotate Function | JavaScript | Medium |
| 0397 | Integer Replacement | JavaScript | Medium |
| 0398 | Random Pick Index | JavaScript | Medium |
| 0399 | Evaluate Division | JavaScript TypeScript | Medium |
| 0400 | Nth Digit | JavaScript | Medium |
| 0401 | Binary Watch | JavaScript TypeScript | Easy |
| 0402 | Remove K Digits | TypeScript | Medium |
| 0403 | Frog Jump | JavaScript | Hard |
| 0404 | Sum of Left Leaves | Java JavaScript TypeScript | Easy |
| 0405 | Convert a Number to Hexadecimal | Java JavaScript TypeScript | Easy |
| 0406 | Queue Reconstruction by Height | Medium | |
| 0407 | Trapping Rain Water II | Hard | |
| 0408 | Valid Word Abbreviation | JavaScript TypeScript | Easy |
| 0409 | Longest Palindrome | JavaScript TypeScript | Easy |
| 0410 | Split Array Largest Sum | JavaScript TypeScript | Hard |
| 0411 | Minimum Unique Word Abbreviation | Hard | |
| 0412 | Fizz Buzz | JavaScript TypeScript | Easy |
| 0413 | Arithmetic Slices | JavaScript | Medium |
| 0414 | Third Maximum Number | Java JavaScript TypeScript | Easy |
| 0415 | Add Strings | JavaScript TypeScript | Easy |
| 0416 | Partition Equal Subset Sum | Java JavaScript TypeScript | Medium |
| 0417 | Pacific Atlantic Water Flow | JavaScript | Medium |
| 0418 | Sentence Screen Fitting | Medium | |
| 0419 | Battleships in a Board | JavaScript | Medium |
| 0420 | Strong Password Checker | Hard | |
| 0421 | Maximum XOR of Two Numbers in an Array | JavaScript | Medium |
| 0422 | Valid Word Square | JavaScript | Easy |
| 0423 | Reconstruct Original Digits from English | JavaScript | Medium |
| 0424 | Longest Repeating Character Replacement | Medium | |
| 0425 | Word Squares | Hard | |
| 0426 | Convert Binary Search Tree to Sorted Doubly Linked List | JavaScript | Medium |
| 0427 | Construct Quad Tree | JavaScript | Medium |
| 0428 | Serialize and Deserialize N-ary Tree | JavaScript | Hard |
| 0429 | N-ary Tree Level Order Traversal | JavaScript TypeScript | Medium |
| 0430 | Flatten a Multilevel Doubly Linked List | JavaScript | Medium |
| 0431 | Encode N-ary Tree to Binary Tree | JavaScript TypeScript | Hard |
| 0432 | All O`one Data Structure | JavaScript | Hard |
| 0433 | Minimum Genetic Mutation | JavaScript | Medium |
| 0434 | Number of Segments in a String | Java JavaScript TypeScript | Easy |
| 0435 | Non-overlapping Intervals | JavaScript | Medium |
| 0436 | Find Right Interval | JavaScript | Medium |
| 0437 | Path Sum III | JavaScript TypeScript | Medium |
| 0438 | Find All Anagrams in a String | JavaScript TypeScript | Medium |
| 0439 | Ternary Expression Parser | Medium | |
| 0440 | K-th Smallest in Lexicographical Order | Hard | |
| 0441 | Arranging Coins | Java JavaScript TypeScript | Easy |
| 0442 | Find All Duplicates in an Array | JavaScript TypeScript | Medium |
| 0443 | String Compression | JavaScript | Medium |
| 0444 | Sequence Reconstruction | Medium | |
| 0445 | Add Two Numbers II | JavaScript TypeScript | Medium |
| 0446 | Arithmetic Slices II - Subsequence | JavaScript | Hard |
| 0447 | Number of Boomerangs | JavaScript | Medium |
| 0448 | Find All Numbers Disappeared in an Array | JavaScript TypeScript | Easy |
| 0449 | Serialize and Deserialize BST | JavaScript TypeScript | Medium |
| 0450 | Delete Node in a BST | JavaScript TypeScript | Medium |
| 0451 | Sort Characters By Frequency | JavaScript TypeScript | Medium |
| 0452 | Minimum Number of Arrows to Burst Balloons | Medium | |
| 0453 | Minimum Moves to Equal Array Elements | Medium | |
| 0454 | 4Sum II | JavaScript | Medium |
| 0455 | Assign Cookies | JavaScript TypeScript | Easy |
| 0456 | 132 Pattern | JavaScript | Medium |
| 0457 | Circular Array Loop | Medium | |
| 0458 | Poor Pigs | Hard | |
| 0459 | Repeated Substring Pattern | JavaScript TypeScript | Easy |
| 0460 | LFU Cache | JavaScript | Hard |
| 0461 | Hamming Distance | JavaScript TypeScript | Easy |
| 0462 | Minimum Moves to Equal Array Elements II | TypeScript | Medium |
| 0463 | Island Perimeter | JavaScript TypeScript | Easy |
| 0464 | Can I Win | Medium | |
| 0465 | Optimal Account Balancing | Hard | |
| 0466 | Count The Repetitions | Hard | |
| 0467 | Unique Substrings in Wraparound String | TypeScript | Medium |
| 0468 | Validate IP Address | JavaScript | Medium |
| 0469 | Convex Polygon | Medium | |
| 0470 | Implement Rand10() Using Rand7() | JavaScript TypeScript | Medium |
| 0471 | Encode String with Shortest Length | Hard | |
| 0472 | Concatenated Words | Hard | |
| 0473 | Matchsticks to Square | JavaScript | Medium |
| 0474 | Ones and Zeroes | JavaScript | Medium |
| 0475 | Heaters | JavaScript | Medium |
| 0476 | Number Complement | JavaScript TypeScript | Easy |
| 0477 | Total Hamming Distance | JavaScript | Medium |
| 0478 | Generate Random Point in a Circle | JavaScript TypeScript | Medium |
| 0479 | Largest Palindrome Product | JavaScript TypeScript | Hard |
| 0480 | Sliding Window Median | JavaScript | Hard |
| 0481 | Magical String | TypeScript | Medium |
| 0482 | License Key Formatting | JavaScript TypeScript | Easy |
| 0483 | Smallest Good Base | Hard | |
| 0484 | Find Permutation | Medium | |
| 0485 | Max Consecutive Ones | Java JavaScript TypeScript | Easy |
| 0486 | Predict the Winner | JavaScript | Medium |
| 0487 | Max Consecutive Ones II | JavaScript | Medium |
| 0488 | Zuma Game | Hard | |
| 0489 | Robot Room Cleaner | Hard | |
| 0490 | The Maze | Medium | |
| 0491 | Non-decreasing Subsequences | JavaScript | Medium |
| 0492 | Construct the Rectangle | JavaScript TypeScript | Easy |
| 0493 | Reverse Pairs | JavaScript | Hard |
| 0494 | Target Sum | JavaScript | Medium |
| 0495 | Teemo Attacking | JavaScript TypeScript | Easy |
| 0496 | Next Greater Element I | JavaScript TypeScript | Easy |
| 0497 | Random Point in Non-overlapping Rectangles | JavaScript | Medium |
| 0498 | Diagonal Traverse | JavaScript | Medium |
| 0499 | The Maze III | Hard | |
| 0500 | Keyboard Row | JavaScript TypeScript | Easy |
| 0501 | Find Mode in Binary Search Tree | JavaScript TypeScript | Easy |
| 0502 | IPO | TypeScript | Hard |
| 0503 | Next Greater Element II | JavaScript TypeScript | Medium |
| 0504 | Base 7 | JavaScript TypeScript | Easy |
| 0505 | The Maze II | Medium | |
| 0506 | Relative Ranks | JavaScript TypeScript | Easy |
| 0507 | Perfect Number | JavaScript TypeScript | Easy |
| 0508 | Most Frequent Subtree Sum | JavaScript TypeScript | Medium |
| 0509 | Fibonacci Number | JavaScript TypeScript | Easy |
| 0510 | Inorder Successor in BST II | JavaScript TypeScript | Medium |
| 0511 | Game Play Analysis I | Easy | |
| 0512 | Game Play Analysis II | Easy | |
| 0513 | Find Bottom Left Tree Value | JavaScript TypeScript | Medium |
| 0514 | Freedom Trail | Hard | |
| 0515 | Find Largest Value in Each Tree Row | Java JavaScript TypeScript | Medium |
| 0516 | Longest Palindromic Subsequence | TypeScript | Medium |
| 0517 | Super Washing Machines | Hard | |
| 0518 | Coin Change II | JavaScript TypeScript | Medium |
| 0519 | Random Flip Matrix | JavaScript | Medium |
| 0520 | Detect Capital | JavaScript TypeScript | Easy |
| 0521 | Longest Uncommon Subsequence I | Java JavaScript TypeScript | Easy |
| 0522 | Longest Uncommon Subsequence II | JavaScript | Medium |
| 0523 | Continuous Subarray Sum | JavaScript | Medium |
| 0524 | Longest Word in Dictionary through Deleting | JavaScript | Medium |
| 0525 | Contiguous Array | JavaScript | Medium |
| 0526 | Beautiful Arrangement | JavaScript | Medium |
| 0527 | Word Abbreviation | Hard | |
| 0528 | Random Pick with Weight | JavaScript | Medium |
| 0529 | Minesweeper | JavaScript | Medium |
| 0530 | Minimum Absolute Difference in BST | Java JavaScript TypeScript | Easy |
| 0531 | Lonely Pixel I | JavaScript | Medium |
| 0532 | K-diff Pairs in an Array | JavaScript | Medium |
| 0533 | Lonely Pixel II | Medium | |
| 0534 | Game Play Analysis III | Medium | |
| 0535 | Encode and Decode TinyURL | JavaScript TypeScript | Medium |
| 0536 | Construct Binary Tree from String | JavaScript | Medium |
| 0537 | Complex Number Multiplication | JavaScript TypeScript | Medium |
| 0538 | Convert BST to Greater Tree | JavaScript TypeScript | Medium |
| 0539 | Minimum Time Difference | JavaScript TypeScript | Medium |
| 0540 | Single Element in a Sorted Array | JavaScript TypeScript | Medium |
| 0541 | Reverse String II | JavaScript TypeScript | Easy |
| 0542 | 01 Matrix | JavaScript | Medium |
| 0543 | Diameter of Binary Tree | JavaScript TypeScript | Easy |
| 0544 | Output Contest Matches | Medium | |
| 0545 | Boundary of Binary Tree | Medium | |
| 0546 | Remove Boxes | Hard | |
| 0547 | Number of Provinces | JavaScript TypeScript | Medium |
| 0548 | Split Array with Equal Sum | Hard | |
| 0549 | Binary Tree Longest Consecutive Sequence II | JavaScript | Medium |
| 0550 | Game Play Analysis IV | Medium | |
| 0551 | Student Attendance Record I | JavaScript TypeScript | Easy |
| 0552 | Student Attendance Record II | JavaScript | Hard |
| 0553 | Optimal Division | Medium | |
| 0554 | Brick Wall | JavaScript | Medium |
| 0555 | Split Concatenated Strings | Medium | |
| 0556 | Next Greater Element III | JavaScript | Medium |
| 0557 | Reverse Words in a String III | Java JavaScript TypeScript | Easy |
| 0558 | Logical OR of Two Binary Grids Represented as Quad-Trees | JavaScript | Medium |
| 0559 | Maximum Depth of N-ary Tree | JavaScript TypeScript | Easy |
| 0560 | Subarray Sum Equals K | JavaScript TypeScript | Medium |
| 0561 | Array Partition | JavaScript TypeScript | Easy |
| 0562 | Longest Line of Consecutive One in Matrix | Medium | |
| 0563 | Binary Tree Tilt | JavaScript TypeScript | Easy |
| 0564 | Find the Closest Palindrome | Hard | |
| 0565 | Array Nesting | JavaScript | Medium |
| 0566 | Reshape the Matrix | JavaScript TypeScript | Easy |
| 0567 | Permutation in String | JavaScript TypeScript | Medium |
| 0568 | Maximum Vacation Days | Hard | |
| 0569 | Median Employee Salary | Hard | |
| 0570 | Managers with at Least 5 Direct Reports | Medium | |
| 0571 | Find Median Given Frequency of Numbers | Hard | |
| 0572 | Subtree of Another Tree | JavaScript TypeScript | Easy |
| 0573 | Squirrel Simulation | Medium | |
| 0574 | Winning Candidate | Medium | |
| 0575 | Distribute Candies | JavaScript TypeScript | Easy |
| 0576 | Out of Boundary Paths | JavaScript | Medium |
| 0577 | Employee Bonus | Easy | |
| 0578 | Get Highest Answer Rate Question | Medium | |
| 0579 | Find Cumulative Salary of an Employee | Hard | |
| 0580 | Count Student Number in Departments | Medium | |
| 0581 | Shortest Unsorted Continuous Subarray | JavaScript | Medium |
| 0582 | Kill Process | JavaScript | Medium |
| 0583 | Delete Operation for Two Strings | JavaScript | Medium |
| 0584 | Find Customer Referee | Easy | |
| 0585 | Investments in 2016 | Medium | |
| 0586 | Customer Placing the Largest Number of Orders | Easy | |
| 0587 | Erect the Fence | Hard | |
| 0588 | Design In-Memory File System | Hard | |
| 0589 | N-ary Tree Preorder Traversal | JavaScript TypeScript | Easy |
| 0590 | N-ary Tree Postorder Traversal | JavaScript TypeScript | Easy |
| 0591 | Tag Validator | Hard | |
| 0592 | Fraction Addition and Subtraction | JavaScript | Medium |
| 0593 | Valid Square | JavaScript TypeScript | Medium |
| 0594 | Longest Harmonious Subsequence | JavaScript TypeScript | Easy |
| 0595 | Big Countries | Mysql | Easy |
| 0596 | Classes More Than 5 Students | Mysql | Easy |
| 0597 | Friend Requests I: Overall Acceptance Rate | Easy | |
| 0598 | Range Addition II | JavaScript TypeScript | Easy |
| 0599 | Minimum Index Sum of Two Lists | JavaScript TypeScript | Easy |
| 0600 | Non-negative Integers without Consecutive Ones | Hard | |
| 0601 | Human Traffic of Stadium | Hard | |
| 0602 | Friend Requests II: Who Has the Most Friends | Medium | |
| 0603 | Consecutive Available Seats | Easy | |
| 0604 | Design Compressed String Iterator | JavaScript TypeScript | Easy |
| 0605 | Can Place Flowers | JavaScript TypeScript | Easy |
| 0606 | Construct String from Binary Tree | JavaScript TypeScript | Medium |
| 0607 | Sales Person | Easy | |
| 0608 | Tree Node | Medium | |
| 0609 | Find Duplicate File in System | JavaScript | Medium |
| 0610 | Triangle Judgement | Easy | |
| 0611 | Valid Triangle Number | JavaScript | Medium |
| 0612 | Shortest Distance in a Plane | Medium | |
| 0613 | Shortest Distance in a Line | Easy | |
| 0614 | Second Degree Follower | Medium | |
| 0615 | Average Salary: Departments VS Company | Hard | |
| 0616 | Add Bold Tag in String | JavaScript | Medium |
| 0617 | Merge Two Binary Trees | Java JavaScript TypeScript | Easy |
| 0618 | Students Report By Geography | Hard | |
| 0619 | Biggest Single Number | Easy | |
| 0620 | Not Boring Movies | Mysql | Easy |
| 0621 | Task Scheduler | Medium | |
| 0622 | Design Circular Queue | JavaScript | Medium |
| 0623 | Add One Row to Tree | JavaScript TypeScript | Medium |
| 0624 | Maximum Distance in Arrays | JavaScript | Medium |
| 0625 | Minimum Factorization | Medium | |
| 0626 | Exchange Seats | Mysql | Medium |
| 0627 | Swap Salary | Mysql | Easy |
| 0628 | Maximum Product of Three Numbers | Java JavaScript TypeScript | Easy |
| 0629 | K Inverse Pairs Array | Hard | |
| 0630 | Course Schedule III | Hard | |
| 0631 | Design Excel Sum Formula | Hard | |
| 0632 | Smallest Range Covering Elements from K Lists | Hard | |
| 0633 | Sum of Square Numbers | JavaScript TypeScript | Medium |
| 0634 | Find the Derangement of An Array | Medium | |
| 0635 | Design Log Storage System | Medium | |
| 0636 | Exclusive Time of Functions | JavaScript | Medium |
| 0637 | Average of Levels in Binary Tree | Java JavaScript TypeScript | Easy |
| 0638 | Shopping Offers | Medium | |
| 0639 | Decode Ways II | TypeScript | Hard |
| 0640 | Solve the Equation | JavaScript | Medium |
| 0641 | Design Circular Deque | JavaScript | Medium |
| 0642 | Design Search Autocomplete System | Hard | |
| 0643 | Maximum Average Subarray I | JavaScript TypeScript | Easy |
| 0644 | Maximum Average Subarray II | Hard | |
| 0645 | Set Mismatch | JavaScript TypeScript | Easy |
| 0646 | Maximum Length of Pair Chain | JavaScript TypeScript | Medium |
| 0647 | Palindromic Substrings | JavaScript | Medium |
| 0648 | Replace Words | JavaScript | Medium |
| 0649 | Dota2 Senate | Medium | |
| 0650 | 2 Keys Keyboard | JavaScript | Medium |
| 0651 | 4 Keys Keyboard | Medium | |
| 0652 | Find Duplicate Subtrees | JavaScript | Medium |
| 0653 | Two Sum IV - Input is a BST | JavaScript TypeScript | Easy |
| 0654 | Maximum Binary Tree | JavaScript TypeScript | Medium |
| 0655 | Print Binary Tree | JavaScript TypeScript | Medium |
| 0656 | Coin Path | Hard | |
| 0657 | Robot Return to Origin | Java JavaScript TypeScript | Easy |
| 0658 | Find K Closest Elements | JavaScript TypeScript | Medium |
| 0659 | Split Array into Consecutive Subsequences | Medium | |
| 0660 | Remove 9 | Hard | |
| 0661 | Image Smoother | JavaScript TypeScript | Easy |
| 0662 | Maximum Width of Binary Tree | JavaScript TypeScript | Medium |
| 0663 | Equal Tree Partition | Medium | |
| 0664 | Strange Printer | Hard | |
| 0665 | Non-decreasing Array | JavaScript TypeScript | Medium |
| 0666 | Path Sum IV | JavaScript | Medium |
| 0667 | Beautiful Arrangement II | Medium | |
| 0668 | Kth Smallest Number in Multiplication Table | Hard | |
| 0669 | Trim a Binary Search Tree | JavaScript TypeScript | Medium |
| 0670 | Maximum Swap | JavaScript | Medium |
| 0671 | Second Minimum Node In a Binary Tree | JavaScript TypeScript | Easy |
| 0672 | Bulb Switcher II | Medium | |
| 0673 | Number of Longest Increasing Subsequence | JavaScript | Medium |
| 0674 | Longest Continuous Increasing Subsequence | JavaScript TypeScript | Easy |
| 0675 | Cut Off Trees for Golf Event | Hard | |
| 0676 | Implement Magic Dictionary | JavaScript | Medium |
| 0677 | Map Sum Pairs | JavaScript | Medium |
| 0678 | Valid Parenthesis String | JavaScript | Medium |
| 0679 | 24 Game | Hard | |
| 0680 | Valid Palindrome II | JavaScript TypeScript | Easy |
| 0681 | Next Closest Time | JavaScript | Medium |
| 0682 | Baseball Game | JavaScript TypeScript | Easy |
| 0683 | K Empty Slots | Hard | |
| 0684 | Redundant Connection | JavaScript | Medium |
| 0685 | Redundant Connection II | Hard | |
| 0686 | Repeated String Match | JavaScript | Medium |
| 0687 | Longest Univalue Path | JavaScript TypeScript | Medium |
| 0688 | Knight Probability in Chessboard | Medium | |
| 0689 | Maximum Sum of 3 Non-Overlapping Subarrays | Hard | |
| 0690 | Employee Importance | JavaScript Python3 TypeScript | Medium |
| 0691 | Stickers to Spell Word | Hard | |
| 0692 | Top K Frequent Words | JavaScript | Medium |
| 0693 | Binary Number with Alternating Bits | JavaScript TypeScript | Easy |
| 0694 | Number of Distinct Islands | Medium | |
| 0695 | Max Area of Island | JavaScript TypeScript | Medium |
| 0696 | Count Binary Substrings | JavaScript TypeScript | Easy |
| 0697 | Degree of an Array | JavaScript TypeScript | Easy |
| 0698 | Partition to K Equal Sum Subsets | Medium | |
| 0699 | Falling Squares | TypeScript | Hard |
| 0700 | Search in a Binary Search Tree | Go Java JavaScript TypeScript | Easy |
| 0701 | Insert into a Binary Search Tree | JavaScript TypeScript | Medium |
| 0702 | Search in a Sorted Array of Unknown Size | JavaScript TypeScript | Medium |
| 0703 | Kth Largest Element in a Stream | JavaScript TypeScript | Easy |
| 0704 | Binary Search | Java JavaScript TypeScript | Easy |
| 0705 | Design HashSet | JavaScript | Easy |
| 0706 | Design HashMap | JavaScript | Easy |
| 0707 | Design Linked List | JavaScript TypeScript | Medium |
| 0708 | Insert into a Sorted Circular Linked List | JavaScript | Medium |
| 0709 | To Lower Case | Java JavaScript TypeScript | Easy |
| 0710 | Random Pick with Blacklist | JavaScript | Hard |
| 0711 | Number of Distinct Islands II | Hard | |
| 0712 | Minimum ASCII Delete Sum for Two Strings | JavaScript | Medium |
| 0713 | Subarray Product Less Than K | JavaScript | Medium |
| 0714 | Best Time to Buy and Sell Stock with Transaction Fee | JavaScript | Medium |
| 0715 | Range Module | JavaScript | Hard |
| 0716 | Max Stack | JavaScript TypeScript | Hard |
| 0717 | 1-bit and 2-bit Characters | JavaScript TypeScript | Easy |
| 0718 | Maximum Length of Repeated Subarray | JavaScript | Medium |
| 0719 | Find K-th Smallest Pair Distance | Hard | |
| 0720 | Longest Word in Dictionary | JavaScript | Medium |
| 0721 | Accounts Merge | JavaScript | Medium |
| 0722 | Remove Comments | JavaScript | Medium |
| 0723 | Candy Crush | Medium | |
| 0724 | Find Pivot Index | JavaScript TypeScript | Easy |
| 0725 | Split Linked List in Parts | JavaScript | Medium |
| 0726 | Number of Atoms | JavaScript | Hard |
| 0727 | Minimum Window Subsequence | Hard | |
| 0728 | Self Dividing Numbers | Java JavaScript TypeScript | Easy |
| 0729 | My Calendar I | JavaScript | Medium |
| 0730 | Count Different Palindromic Subsequences | Hard | |
| 0731 | My Calendar II | TypeScript | Medium |
| 0732 | My Calendar III | TypeScript | Hard |
| 0733 | Flood Fill | JavaScript TypeScript | Easy |
| 0734 | Sentence Similarity | JavaScript TypeScript | Easy |
| 0735 | Asteroid Collision | JavaScript TypeScript | Medium |
| 0736 | Parse Lisp Expression | Hard | |
| 0737 | Sentence Similarity II | JavaScript TypeScript | Medium |
| 0738 | Monotone Increasing Digits | JavaScript | Medium |
| 0739 | Daily Temperatures | JavaScript TypeScript | Medium |
| 0740 | Delete and Earn | JavaScript | Medium |
| 0741 | Cherry Pickup | Hard | |
| 0742 | Closest Leaf in a Binary Tree | JavaScript TypeScript | Medium |
| 0743 | Network Delay Time | JavaScript | Medium |
| 0744 | Find Smallest Letter Greater Than Target | Java JavaScript TypeScript | Easy |
| 0745 | Prefix and Suffix Search | TypeScript | Hard |
| 0746 | Min Cost Climbing Stairs | JavaScript TypeScript | Easy |
| 0747 | Largest Number At Least Twice of Others | Java JavaScript TypeScript | Easy |
| 0748 | Shortest Completing Word | JavaScript TypeScript | Easy |
| 0749 | Contain Virus | Hard | |
| 0750 | Number Of Corner Rectangles | Medium | |
| 0751 | IP to CIDR | Medium | |
| 0752 | Open the Lock | JavaScript | Medium |
| 0753 | Cracking the Safe | Hard | |
| 0754 | Reach a Number | Medium | |
| 0755 | Pour Water | Medium | |
| 0756 | Pyramid Transition Matrix | JavaScript | Medium |
| 0757 | Set Intersection Size At Least Two | Hard | |
| 0758 | Bold Words in String | JavaScript | Medium |
| 0759 | Employee Free Time | Hard | |
| 0760 | Find Anagram Mappings | JavaScript TypeScript | Easy |
| 0761 | Special Binary String | Hard | |
| 0762 | Prime Number of Set Bits in Binary Representation | JavaScript TypeScript | Easy |
| 0763 | Partition Labels | JavaScript TypeScript | Medium |
| 0764 | Largest Plus Sign | TypeScript | Medium |
| 0765 | Couples Holding Hands | Hard | |
| 0766 | Toeplitz Matrix | Java JavaScript TypeScript | Easy |
| 0767 | Reorganize String | JavaScript | Medium |
| 0768 | Max Chunks To Make Sorted II | JavaScript | Hard |
| 0769 | Max Chunks To Make Sorted | JavaScript | Medium |
| 0770 | Basic Calculator IV | Hard | |
| 0771 | Jewels and Stones | Java JavaScript TypeScript | Easy |
| 0772 | Basic Calculator III | Hard | |
| 0773 | Sliding Puzzle | Hard | |
| 0774 | Minimize Max Distance to Gas Station | Hard | |
| 0775 | Global and Local Inversions | JavaScript | Medium |
| 0776 | Split BST | Medium | |
| 0777 | Swap Adjacent in LR String | JavaScript | Medium |
| 0778 | Swim in Rising Water | Hard | |
| 0779 | K-th Symbol in Grammar | JavaScript TypeScript | Medium |
| 0780 | Reaching Points | Hard | |
| 0781 | Rabbits in Forest | JavaScript | Medium |
| 0782 | Transform to Chessboard | Hard | |
| 0783 | Minimum Distance Between BST Nodes | Java JavaScript TypeScript | Easy |
| 0784 | Letter Case Permutation | JavaScript TypeScript | Medium |
| 0785 | Is Graph Bipartite? | JavaScript TypeScript | Medium |
| 0786 | K-th Smallest Prime Fraction | Medium | |
| 0787 | Cheapest Flights Within K Stops | Medium | |
| 0788 | Rotated Digits | JavaScript | Medium |
| 0789 | Escape The Ghosts | JavaScript TypeScript | Medium |
| 0790 | Domino and Tromino Tiling | Medium | |
| 0791 | Custom Sort String | JavaScript TypeScript | Medium |
| 0792 | Number of Matching Subsequences | JavaScript TypeScript | Medium |
| 0793 | Preimage Size of Factorial Zeroes Function | TypeScript | Hard |
| 0794 | Valid Tic-Tac-Toe State | JavaScript | Medium |
| 0795 | Number of Subarrays with Bounded Maximum | JavaScript | Medium |
| 0796 | Rotate String | Java JavaScript TypeScript | Easy |
| 0797 | All Paths From Source to Target | JavaScript TypeScript | Medium |
| 0798 | Smallest Rotation with Highest Score | Hard | |
| 0799 | Champagne Tower | JavaScript | Medium |
| 0800 | Similar RGB Color | JavaScript TypeScript | Easy |
| 0801 | Minimum Swaps To Make Sequences Increasing | Hard | |
| 0802 | Find Eventual Safe States | JavaScript | Medium |
| 0803 | Bricks Falling When Hit | Hard | |
| 0804 | Unique Morse Code Words | JavaScript TypeScript | Easy |
| 0805 | Split Array With Same Average | Hard | |
| 0806 | Number of Lines To Write String | Java JavaScript TypeScript | Easy |
| 0807 | Max Increase to Keep City Skyline | JavaScript TypeScript | Medium |
| 0808 | Soup Servings | Medium | |
| 0809 | Expressive Words | JavaScript | Medium |
| 0810 | Chalkboard XOR Game | Hard | |
| 0811 | Subdomain Visit Count | JavaScript TypeScript | Medium |
| 0812 | Largest Triangle Area | JavaScript | Easy |
| 0813 | Largest Sum of Averages | JavaScript | Medium |
| 0814 | Binary Tree Pruning | JavaScript TypeScript | Medium |
| 0815 | Bus Routes | Hard | |
| 0816 | Ambiguous Coordinates | JavaScript | Medium |
| 0817 | Linked List Components | JavaScript | Medium |
| 0818 | Race Car | Hard | |
| 0819 | Most Common Word | JavaScript TypeScript | Easy |
| 0820 | Short Encoding of Words | JavaScript | Medium |
| 0821 | Shortest Distance to a Character | Java JavaScript TypeScript | Easy |
| 0822 | Card Flipping Game | JavaScript | Medium |
| 0823 | Binary Trees With Factors | JavaScript | Medium |
| 0824 | Goat Latin | JavaScript TypeScript | Easy |
| 0825 | Friends Of Appropriate Ages | JavaScript | Medium |
| 0826 | Most Profit Assigning Work | JavaScript | Medium |
| 0827 | Making A Large Island | Hard | |
| 0828 | Count Unique Characters of All Substrings of a Given String | Hard | |
| 0829 | Consecutive Numbers Sum | TypeScript | Hard |
| 0830 | Positions of Large Groups | JavaScript TypeScript | Easy |
| 0831 | Masking Personal Information | JavaScript | Medium |
| 0832 | Flipping an Image | Java JavaScript TypeScript | Easy |
| 0833 | Find And Replace in String | JavaScript | Medium |
| 0834 | Sum of Distances in Tree | JavaScript | Hard |
| 0835 | Image Overlap | Medium | |
| 0836 | Rectangle Overlap | JavaScript | Easy |
| 0837 | New 21 Game | Medium | |
| 0838 | Push Dominoes | JavaScript | Medium |
| 0839 | Similar String Groups | Hard | |
| 0840 | Magic Squares In Grid | JavaScript | Medium |
| 0841 | Keys and Rooms | JavaScript | Medium |
| 0842 | Split Array into Fibonacci Sequence | JavaScript | Medium |
| 0843 | Guess the Word | Hard | |
| 0844 | Backspace String Compare | JavaScript TypeScript | Easy |
| 0845 | Longest Mountain in Array | JavaScript | Medium |
| 0846 | Hand of Straights | JavaScript TypeScript | Medium |
| 0847 | Shortest Path Visiting All Nodes | Hard | |
| 0848 | Shifting Letters | JavaScript TypeScript | Medium |
| 0849 | Maximize Distance to Closest Person | JavaScript TypeScript | Medium |
| 0850 | Rectangle Area II | Hard | |
| 0851 | Loud and Rich | JavaScript | Medium |
| 0852 | Peak Index in a Mountain Array | JavaScript TypeScript | Medium |
| 0853 | Car Fleet | JavaScript | Medium |
| 0854 | K-Similar Strings | Hard | |
| 0855 | Exam Room | Medium | |
| 0856 | Score of Parentheses | JavaScript TypeScript | Medium |
| 0857 | Minimum Cost to Hire K Workers | Hard | |
| 0858 | Mirror Reflection | Medium | |
| 0859 | Buddy Strings | JavaScript TypeScript | Easy |
| 0860 | Lemonade Change | Java JavaScript TypeScript | Easy |
| 0861 | Score After Flipping Matrix | JavaScript TypeScript | Medium |
| 0862 | Shortest Subarray with Sum at Least K | JavaScript | Hard |
| 0863 | All Nodes Distance K in Binary Tree | JavaScript TypeScript | Medium |
| 0864 | Shortest Path to Get All Keys | Hard | |
| 0865 | Smallest Subtree with all the Deepest Nodes | JavaScript TypeScript | Medium |
| 0866 | Prime Palindrome | JavaScript TypeScript | Medium |
| 0867 | Transpose Matrix | JavaScript TypeScript | Easy |
| 0868 | Binary Gap | Java JavaScript TypeScript | Easy |
| 0869 | Reordered Power of 2 | JavaScript TypeScript | Medium |
| 0870 | Advantage Shuffle | JavaScript | Medium |
| 0871 | Minimum Number of Refueling Stops | Hard | |
| 0872 | Leaf-Similar Trees | JavaScript TypeScript | Easy |
| 0873 | Length of Longest Fibonacci Subsequence | JavaScript | Medium |
| 0874 | Walking Robot Simulation | JavaScript | Medium |
| 0875 | Koko Eating Bananas | JavaScript | Medium |
| 0876 | Middle of the Linked List | Go Java JavaScript TypeScript | Easy |
| 0877 | Stone Game | JavaScript | Medium |
| 0878 | Nth Magical Number | TypeScript | Hard |
| 0879 | Profitable Schemes | Hard | |
| 0880 | Decoded String at Index | TypeScript | Medium |
| 0881 | Boats to Save People | JavaScript | Medium |
| 0882 | Reachable Nodes In Subdivided Graph | Hard | |
| 0883 | Projection Area of 3D Shapes | JavaScript | Easy |
| 0884 | Uncommon Words from Two Sentences | Java JavaScript TypeScript | Easy |
| 0885 | Spiral Matrix III | JavaScript | Medium |
| 0886 | Possible Bipartition | JavaScript | Medium |
| 0887 | Super Egg Drop | Hard | |
| 0888 | Fair Candy Swap | JavaScript TypeScript | Easy |
| 0889 | Construct Binary Tree from Preorder and Postorder Traversal | JavaScript | Medium |
| 0890 | Find and Replace Pattern | JavaScript | Medium |
| 0891 | Sum of Subsequence Widths | TypeScript | Hard |
| 0892 | Surface Area of 3D Shapes | JavaScript | Easy |
| 0893 | Groups of Special-Equivalent Strings | JavaScript TypeScript | Medium |
| 0894 | All Possible Full Binary Trees | JavaScript | Medium |
| 0895 | Maximum Frequency Stack | JavaScript TypeScript | Hard |
| 0896 | Monotonic Array | JavaScript TypeScript | Easy |
| 0897 | Increasing Order Search Tree | JavaScript TypeScript | Easy |
| 0898 | Bitwise ORs of Subarrays | TypeScript | Medium |
| 0899 | Orderly Queue | Hard | |
| 0900 | RLE Iterator | JavaScript TypeScript | Medium |
| 0901 | Online Stock Span | JavaScript TypeScript | Medium |
| 0902 | Numbers At Most N Given Digit Set | Hard | |
| 0903 | Valid Permutations for DI Sequence | Hard | |
| 0904 | Fruit Into Baskets | JavaScript TypeScript | Medium |
| 0905 | Sort Array By Parity | JavaScript TypeScript | Easy |
| 0906 | Super Palindromes | TypeScript | Hard |
| 0907 | Sum of Subarray Minimums | JavaScript TypeScript | Medium |
| 0908 | Smallest Range I | JavaScript TypeScript | Easy |
| 0909 | Snakes and Ladders | Medium | |
| 0910 | Smallest Range II | Medium | |
| 0911 | Online Election | Medium | |
| 0912 | Sort an Array | JavaScript TypeScript | Medium |
| 0913 | Cat and Mouse | Hard | |
| 0914 | X of a Kind in a Deck of Cards | JavaScript TypeScript | Easy |
| 0915 | Partition Array into Disjoint Intervals | JavaScript | Medium |
| 0916 | Word Subsets | JavaScript | Medium |
| 0917 | Reverse Only Letters | Java JavaScript TypeScript | Easy |
| 0918 | Maximum Sum Circular Subarray | JavaScript | Medium |
| 0919 | Complete Binary Tree Inserter | JavaScript TypeScript | Medium |
| 0920 | Number of Music Playlists | Hard | |
| 0921 | Minimum Add to Make Parentheses Valid | JavaScript | Medium |
| 0922 | Sort Array By Parity II | JavaScript TypeScript | Easy |
| 0923 | 3Sum With Multiplicity | JavaScript | Medium |
| 0924 | Minimize Malware Spread | Hard | |
| 0925 | Long Pressed Name | JavaScript TypeScript | Easy |
| 0926 | Flip String to Monotone Increasing | JavaScript | Medium |
| 0927 | Three Equal Parts | Hard | |
| 0928 | Minimize Malware Spread II | Hard | |
| 0929 | Unique Email Addresses | JavaScript TypeScript | Easy |
| 0930 | Binary Subarrays With Sum | JavaScript | Medium |
| 0931 | Minimum Falling Path Sum | JavaScript TypeScript | Medium |
| 0932 | Beautiful Array | Medium | |
| 0933 | Number of Recent Calls | JavaScript TypeScript | Easy |
| 0934 | Shortest Bridge | JavaScript | Medium |
| 0935 | Knight Dialer | JavaScript | Medium |
| 0936 | Stamping The Sequence | Hard | |
| 0937 | Reorder Data in Log Files | JavaScript | Medium |
| 0938 | Range Sum of BST | Java JavaScript TypeScript | Easy |
| 0939 | Minimum Area Rectangle | JavaScript | Medium |
| 0940 | Distinct Subsequences II | JavaScript | Hard |
| 0941 | Valid Mountain Array | JavaScript TypeScript | Easy |
| 0942 | DI String Match | JavaScript | Easy |
| 0943 | Find the Shortest Superstring | Hard | |
| 0944 | Delete Columns to Make Sorted | JavaScript TypeScript | Easy |
| 0945 | Minimum Increment to Make Array Unique | JavaScript | Medium |
| 0946 | Validate Stack Sequences | JavaScript TypeScript | Medium |
| 0947 | Most Stones Removed with Same Row or Column | JavaScript | Medium |
| 0948 | Bag of Tokens | JavaScript | Medium |
| 0949 | Largest Time for Given Digits | JavaScript | Medium |
| 0950 | Reveal Cards In Increasing Order | JavaScript | Medium |
| 0951 | Flip Equivalent Binary Trees | JavaScript TypeScript | Medium |
| 0952 | Largest Component Size by Common Factor | TypeScript | Hard |
| 0953 | Verifying an Alien Dictionary | JavaScript TypeScript | Easy |
| 0954 | Array of Doubled Pairs | JavaScript | Medium |
| 0955 | Delete Columns to Make Sorted II | JavaScript | Medium |
| 0956 | Tallest Billboard | Hard | |
| 0957 | Prison Cells After N Days | JavaScript | Medium |
| 0958 | Check Completeness of a Binary Tree | JavaScript TypeScript | Medium |
| 0959 | Regions Cut By Slashes | JavaScript | Medium |
| 0960 | Delete Columns to Make Sorted III | Hard | |
| 0961 | N-Repeated Element in Size 2N Array | JavaScript TypeScript | Easy |
| 0962 | Maximum Width Ramp | JavaScript TypeScript | Medium |
| 0963 | Minimum Area Rectangle II | Medium | |
| 0964 | Least Operators to Express Number | Hard | |
| 0965 | Univalued Binary Tree | Go Java JavaScript TypeScript | Easy |
| 0966 | Vowel Spellchecker | JavaScript | Medium |
| 0967 | Numbers With Same Consecutive Differences | JavaScript | Medium |
| 0968 | Binary Tree Cameras | JavaScript | Hard |
| 0969 | Pancake Sorting | JavaScript | Medium |
| 0970 | Powerful Integers | JavaScript TypeScript | Medium |
| 0971 | Flip Binary Tree To Match Preorder Traversal | JavaScript | Medium |
| 0972 | Equal Rational Numbers | JavaScript | Hard |
| 0973 | K Closest Points to Origin | JavaScript | Medium |
| 0974 | Subarray Sums Divisible by K | JavaScript | Medium |
| 0975 | Odd Even Jump | JavaScript | Hard |
| 0976 | Largest Perimeter Triangle | JavaScript | Easy |
| 0977 | Squares of a Sorted Array | JavaScript TypeScript | Easy |
| 0978 | Longest Turbulent Subarray | JavaScript TypeScript | Medium |
| 0979 | Distribute Coins in Binary Tree | JavaScript TypeScript | Medium |
| 0980 | Unique Paths III | Hard | |
| 0981 | Time Based Key-Value Store | JavaScript | Medium |
| 0982 | Triples with Bitwise AND Equal To Zero | Hard | |
| 0983 | Minimum Cost For Tickets | JavaScript | Medium |
| 0984 | String Without AAA or BBB | JavaScript | Medium |
| 0985 | Sum of Even Numbers After Queries | JavaScript TypeScript | Medium |
| 0986 | Interval List Intersections | JavaScript | Medium |
| 0987 | Vertical Order Traversal of a Binary Tree | JavaScript TypeScript | Hard |
| 0988 | Smallest String Starting From Leaf | JavaScript TypeScript | Medium |
| 0989 | Add to Array-Form of Integer | JavaScript TypeScript | Easy |
| 0990 | Satisfiability of Equality Equations | JavaScript | Medium |
| 0991 | Broken Calculator | Medium | |
| 0992 | Subarrays with K Different Integers | JavaScript | Hard |
| 0993 | Cousins in Binary Tree | Go JavaScript TypeScript | Easy |
| 0994 | Rotting Oranges | JavaScript | Medium |
| 0995 | Minimum Number of K Consecutive Bit Flips | Hard | |
| 0996 | Number of Squareful Arrays | TypeScript | Hard |
| 0997 | Find the Town Judge | JavaScript TypeScript | Easy |
| 0998 | Maximum Binary Tree II | JavaScript TypeScript | Medium |
| 0999 | Available Captures for Rook | JavaScript | Easy |
| 1000 | Minimum Cost to Merge Stones | Hard | |
| 1001 | Grid Illumination | JavaScript | Hard |
| 1002 | Find Common Characters | JavaScript TypeScript | Easy |
| 1003 | Check If Word Is Valid After Substitutions | JavaScript TypeScript | Medium |
| 1004 | Max Consecutive Ones III | JavaScript | Medium |
| 1005 | Maximize Sum Of Array After K Negations | JavaScript TypeScript | Easy |
| 1006 | Clumsy Factorial | JavaScript TypeScript | Medium |
| 1007 | Minimum Domino Rotations For Equal Row | JavaScript | Medium |
| 1008 | Construct Binary Search Tree from Preorder Traversal | JavaScript TypeScript | Medium |
| 1009 | Complement of Base 10 Integer | JavaScript TypeScript | Easy |
| 1010 | Pairs of Songs With Total Durations Divisible by 60 | JavaScript TypeScript | Medium |
| 1011 | Capacity To Ship Packages Within D Days | JavaScript | Medium |
| 1012 | Numbers With Repeated Digits | Hard | |
| 1013 | Partition Array Into Three Parts With Equal Sum | JavaScript TypeScript | Easy |
| 1014 | Best Sightseeing Pair | JavaScript | Medium |
| 1015 | Smallest Integer Divisible by K | JavaScript TypeScript | Medium |
| 1016 | Binary String With Substrings Representing 1 To N | JavaScript TypeScript | Medium |
| 1017 | Convert to Base -2 | JavaScript | Medium |
| 1018 | Binary Prefix Divisible By 5 | Java JavaScript TypeScript | Easy |
| 1019 | Next Greater Node In Linked List | JavaScript TypeScript | Medium |
| 1020 | Number of Enclaves | JavaScript TypeScript | Medium |
| 1021 | Remove Outermost Parentheses | JavaScript TypeScript | Easy |
| 1022 | Sum of Root To Leaf Binary Numbers | Go Java JavaScript TypeScript | Easy |
| 1023 | Camelcase Matching | JavaScript | Medium |
| 1024 | Video Stitching | JavaScript | Medium |
| 1025 | Divisor Game | JavaScript TypeScript | Easy |
| 1026 | Maximum Difference Between Node and Ancestor | JavaScript TypeScript | Medium |
| 1027 | Longest Arithmetic Subsequence | JavaScript | Medium |
| 1028 | Recover a Tree From Preorder Traversal | JavaScript | Hard |
| 1029 | Two City Scheduling | JavaScript TypeScript | Medium |
| 1030 | Matrix Cells in Distance Order | JavaScript TypeScript | Easy |
| 1031 | Maximum Sum of Two Non-Overlapping Subarrays | JavaScript | Medium |
| 1032 | Stream of Characters | JavaScript | Hard |
| 1033 | Moving Stones Until Consecutive | JavaScript TypeScript | Medium |
| 1034 | Coloring A Border | JavaScript | Medium |
| 1035 | Uncrossed Lines | Medium | |
| 1036 | Escape a Large Maze | Hard | |
| 1037 | Valid Boomerang | JavaScript TypeScript | Easy |
| 1038 | Binary Search Tree to Greater Sum Tree | JavaScript TypeScript | Medium |
| 1039 | Minimum Score Triangulation of Polygon | Medium | |
| 1040 | Moving Stones Until Consecutive II | Medium | |
| 1041 | Robot Bounded In Circle | JavaScript | Medium |
| 1042 | Flower Planting With No Adjacent | Medium | |
| 1043 | Partition Array for Maximum Sum | JavaScript | Medium |
| 1044 | Longest Duplicate Substring | Hard | |
| 1045 | Customers Who Bought All Products | Medium | |
| 1046 | Last Stone Weight | JavaScript TypeScript | Easy |
| 1047 | Remove All Adjacent Duplicates In String | Java JavaScript TypeScript | Easy |
| 1048 | Longest String Chain | JavaScript | Medium |
| 1049 | Last Stone Weight II | JavaScript | Medium |
| 1050 | Actors and Directors Who Cooperated At Least Three Times | Easy | |
| 1051 | Height Checker | Java JavaScript TypeScript | Easy |
| 1052 | Grumpy Bookstore Owner | JavaScript | Medium |
| 1053 | Previous Permutation With One Swap | JavaScript | Medium |
| 1054 | Distant Barcodes | JavaScript | Medium |
| 1055 | Shortest Way to Form String | Medium | |
| 1056 | Confusing Number | JavaScript TypeScript | Easy |
| 1057 | Campus Bikes | Medium | |
| 1058 | Minimize Rounding Error to Meet Target | Medium | |
| 1059 | All Paths from Source Lead to Destination | Medium | |
| 1060 | Missing Element in Sorted Array | JavaScript TypeScript | Medium |
| 1061 | Lexicographically Smallest Equivalent String | TypeScript | Medium |
| 1062 | Longest Repeating Substring | Medium | |
| 1063 | Number of Valid Subarrays | Hard | |
| 1064 | Fixed Point | JavaScript TypeScript | Easy |
| 1065 | Index Pairs of a String | JavaScript TypeScript | Easy |
| 1066 | Campus Bikes II | Medium | |
| 1067 | Digit Count in Range | Hard | |
| 1068 | Product Sales Analysis I | Easy | |
| 1069 | Product Sales Analysis II | Easy | |
| 1070 | Product Sales Analysis III | Medium | |
| 1071 | Greatest Common Divisor of Strings | JavaScript | Easy |
| 1072 | Flip Columns For Maximum Number of Equal Rows | Medium | |
| 1073 | Adding Two Negabinary Numbers | Medium | |
| 1074 | Number of Submatrices That Sum to Target | Hard | |
| 1075 | Project Employees I | Easy | |
| 1076 | Project Employees II | Easy | |
| 1077 | Project Employees III | Medium | |
| 1078 | Occurrences After Bigram | Java JavaScript TypeScript | Easy |
| 1079 | Letter Tile Possibilities | JavaScript | Medium |
| 1080 | Insufficient Nodes in Root to Leaf Paths | JavaScript | Medium |
| 1081 | Smallest Subsequence of Distinct Characters | JavaScript TypeScript | Medium |
| 1082 | Sales Analysis I | Easy | |
| 1083 | Sales Analysis II | Easy | |
| 1084 | Sales Analysis III | Easy | |
| 1085 | Sum of Digits in the Minimum Number | JavaScript TypeScript | Easy |
| 1086 | High Five | JavaScript | Easy |
| 1087 | Brace Expansion | JavaScript | Medium |
| 1088 | Confusing Number II | Hard | |
| 1089 | Duplicate Zeros | JavaScript TypeScript | Easy |
| 1090 | Largest Values From Labels | JavaScript | Medium |
| 1091 | Shortest Path in Binary Matrix | JavaScript | Medium |
| 1092 | Shortest Common Supersequence | JavaScript | Hard |
| 1093 | Statistics from a Large Sample | JavaScript | Medium |
| 1094 | Car Pooling | JavaScript | Medium |
| 1095 | Find in Mountain Array | JavaScript Python3 | Hard |
| 1096 | Brace Expansion II | JavaScript | Hard |
| 1097 | Game Play Analysis V | Hard | |
| 1098 | Unpopular Books | Medium | |
| 1099 | Two Sum Less Than K | JavaScript TypeScript | Easy |
| 1100 | Find K-Length Substrings With No Repeated Characters | JavaScript | Medium |
| 1101 | The Earliest Moment When Everyone Become Friends | JavaScript | Medium |
| 1102 | Path With Maximum Minimum Value | Medium | |
| 1103 | Distribute Candies to People | JavaScript | Easy |
| 1104 | Path In Zigzag Labelled Binary Tree | JavaScript | Medium |
| 1105 | Filling Bookcase Shelves | Medium | |
| 1106 | Parsing A Boolean Expression | JavaScript | Hard |
| 1107 | New Users Daily Count | Medium | |
| 1108 | Defanging an IP Address | Java JavaScript TypeScript | Easy |
| 1109 | Corporate Flight Bookings | JavaScript TypeScript | Medium |
| 1110 | Delete Nodes And Return Forest | JavaScript TypeScript | Medium |
| 1111 | Maximum Nesting Depth of Two Valid Parentheses Strings | Medium | |
| 1112 | Highest Grade For Each Student | Medium | |
| 1113 | Reported Posts | Easy | |
| 1114 | Print in Order | Easy | |
| 1115 | Print FooBar Alternately | Medium | |
| 1116 | Print Zero Even Odd | Medium | |
| 1117 | Building H2O | Medium | |
| 1118 | Number of Days in a Month | JavaScript TypeScript | Easy |
| 1119 | Remove Vowels from a String | JavaScript TypeScript | Easy |
| 1120 | Maximum Average Subtree | JavaScript TypeScript | Medium |
| 1121 | Divide Array Into Increasing Sequences | Hard | |
| 1122 | Relative Sort Array | Java JavaScript TypeScript | Easy |
| 1123 | Lowest Common Ancestor of Deepest Leaves | JavaScript TypeScript | Medium |
| 1124 | Longest Well-Performing Interval | JavaScript TypeScript | Medium |
| 1125 | Smallest Sufficient Team | Hard | |
| 1126 | Active Businesses | Medium | |
| 1127 | User Purchase Platform | Hard | |
| 1128 | Number of Equivalent Domino Pairs | JavaScript TypeScript | Easy |
| 1129 | Shortest Path with Alternating Colors | JavaScript | Medium |
| 1130 | Minimum Cost Tree From Leaf Values | JavaScript | Medium |
| 1131 | Maximum of Absolute Value Expression | JavaScript | Medium |
| 1132 | Reported Posts II | Medium | |
| 1133 | Largest Unique Number | JavaScript TypeScript | Easy |
| 1134 | Armstrong Number | JavaScript TypeScript | Easy |
| 1135 | Connecting Cities With Minimum Cost | Medium | |
| 1136 | Parallel Courses | Medium | |
| 1137 | N-th Tribonacci Number | JavaScript TypeScript | Easy |
| 1138 | Alphabet Board Path | JavaScript | Medium |
| 1139 | Largest 1-Bordered Square | JavaScript | Medium |
| 1140 | Stone Game II | Medium | |
| 1141 | User Activity for the Past 30 Days I | Easy | |
| 1142 | User Activity for the Past 30 Days II | Easy | |
| 1143 | Longest Common Subsequence | JavaScript | Medium |
| 1144 | Decrease Elements To Make Array Zigzag | JavaScript | Medium |
| 1145 | Binary Tree Coloring Game | JavaScript | Medium |
| 1146 | Snapshot Array | JavaScript | Medium |
| 1147 | Longest Chunked Palindrome Decomposition | Hard | |
| 1148 | Article Views I | Easy | |
| 1149 | Article Views II | Medium | |
| 1150 | Check If a Number Is Majority Element in a Sorted Array | JavaScript | Easy |
| 1151 | Minimum Swaps to Group All 1's Together | Medium | |
| 1152 | Analyze User Website Visit Pattern | JavaScript | Medium |
| 1153 | String Transforms Into Another String | Hard | |
| 1154 | Day of the Year | Java JavaScript TypeScript | Easy |
| 1155 | Number of Dice Rolls With Target Sum | JavaScript | Medium |
| 1156 | Swap For Longest Repeated Character Substring | JavaScript | Medium |
| 1157 | Online Majority Element In Subarray | Hard | |
| 1158 | Market Analysis I | Medium | |
| 1159 | Market Analysis II | Hard | |
| 1160 | Find Words That Can Be Formed by Characters | Java JavaScript TypeScript | Easy |
| 1161 | Maximum Level Sum of a Binary Tree | JavaScript TypeScript | Medium |
| 1162 | As Far from Land as Possible | JavaScript | Medium |
| 1163 | Last Substring in Lexicographical Order | Hard | |
| 1164 | Product Price at a Given Date | Medium | |
| 1165 | Single-Row Keyboard | JavaScript | Easy |
| 1166 | Design File System | JavaScript | Medium |
| 1167 | Minimum Cost to Connect Sticks | JavaScript | Medium |
| 1168 | Optimize Water Distribution in a Village | Hard | |
| 1169 | Invalid Transactions | JavaScript | Medium |
| 1170 | Compare Strings by Frequency of the Smallest Character | JavaScript TypeScript | Medium |
| 1171 | Remove Zero Sum Consecutive Nodes from Linked List | JavaScript | Medium |
| 1172 | Dinner Plate Stacks | JavaScript | Hard |
| 1173 | Immediate Food Delivery I | Easy | |
| 1174 | Immediate Food Delivery II | Medium | |
| 1175 | Prime Arrangements | Java JavaScript TypeScript | Easy |
| 1176 | Diet Plan Performance | JavaScript TypeScript | Easy |
| 1177 | Can Make Palindrome from Substring | JavaScript | Medium |
| 1178 | Number of Valid Words for Each Puzzle | Hard | |
| 1179 | Reformat Department Table | Easy | |
| 1180 | Count Substrings with Only One Distinct Letter | JavaScript TypeScript | Easy |
| 1181 | Before and After Puzzle | JavaScript | Medium |
| 1182 | Shortest Distance to Target Color | JavaScript | Medium |
| 1183 | Maximum Number of Ones | Hard | |
| 1184 | Distance Between Bus Stops | JavaScript TypeScript | Easy |
| 1185 | Day of the Week | Java JavaScript TypeScript | Easy |
| 1186 | Maximum Subarray Sum with One Deletion | JavaScript | Medium |
| 1187 | Make Array Strictly Increasing | Hard | |
| 1188 | Design Bounded Blocking Queue | Medium | |
| 1189 | Maximum Number of Balloons | JavaScript TypeScript | Easy |
| 1190 | Reverse Substrings Between Each Pair of Parentheses | JavaScript | Medium |
| 1191 | K-Concatenation Maximum Sum | JavaScript | Medium |
| 1192 | Critical Connections in a Network | Hard | |
| 1193 | Monthly Transactions I | Medium | |
| 1194 | Tournament Winners | Hard | |
| 1195 | Fizz Buzz Multithreaded | Medium | |
| 1196 | How Many Apples Can You Put into the Basket | JavaScript TypeScript | Easy |
| 1197 | Minimum Knight Moves | JavaScript | Medium |
| 1198 | Find Smallest Common Element in All Rows | JavaScript | Medium |
| 1199 | Minimum Time to Build Blocks | Hard | |
| 1200 | Minimum Absolute Difference | Java JavaScript TypeScript | Easy |
| 1201 | Ugly Number III | JavaScript | Medium |
| 1202 | Smallest String With Swaps | JavaScript TypeScript | Medium |
| 1203 | Sort Items by Groups Respecting Dependencies | Hard | |
| 1204 | Last Person to Fit in the Bus | Medium | |
| 1205 | Monthly Transactions II | Medium | |
| 1206 | Design Skiplist | TypeScript | Hard |
| 1207 | Unique Number of Occurrences | Java JavaScript TypeScript | Easy |
| 1208 | Get Equal Substrings Within Budget | JavaScript TypeScript | Medium |
| 1209 | Remove All Adjacent Duplicates in String II | JavaScript | Medium |
| 1210 | Minimum Moves to Reach Target with Rotations | JavaScript | Hard |
| 1211 | Queries Quality and Percentage | Easy | |
| 1212 | Team Scores in Football Tournament | Medium | |
| 1213 | Intersection of Three Sorted Arrays | JavaScript | Easy |
| 1214 | Two Sum BSTs | JavaScript | Medium |
| 1215 | Stepping Numbers | Medium | |
| 1216 | Valid Palindrome III | Hard | |
| 1217 | Minimum Cost to Move Chips to The Same Position | Java JavaScript TypeScript | Easy |
| 1218 | Longest Arithmetic Subsequence of Given Difference | JavaScript | Medium |
| 1219 | Path with Maximum Gold | JavaScript | Medium |
| 1220 | Count Vowels Permutation | JavaScript | Hard |
| 1221 | Split a String in Balanced Strings | Java JavaScript TypeScript | Easy |
| 1222 | Queens That Can Attack the King | JavaScript | Medium |
| 1223 | Dice Roll Simulation | Hard | |
| 1224 | Maximum Equal Frequency | Hard | |
| 1225 | Report Contiguous Dates | Hard | |
| 1226 | The Dining Philosophers | Medium | |
| 1227 | Airplane Seat Assignment Probability | JavaScript TypeScript | Medium |
| 1228 | Missing Number In Arithmetic Progression | JavaScript TypeScript | Easy |
| 1229 | Meeting Scheduler | JavaScript | Medium |
| 1230 | Toss Strange Coins | JavaScript | Medium |
| 1231 | Divide Chocolate | Hard | |
| 1232 | Check If It Is a Straight Line | JavaScript TypeScript | Easy |
| 1233 | Remove Sub-Folders from the Filesystem | JavaScript | Medium |
| 1234 | Replace the Substring for Balanced String | TypeScript | Medium |
| 1235 | Maximum Profit in Job Scheduling | JavaScript | Hard |
| 1236 | Web Crawler | JavaScript TypeScript | Medium |
| 1237 | Find Positive Integer Solution for a Given Equation | JavaScript | Medium |
| 1238 | Circular Permutation in Binary Representation | TypeScript | Medium |
| 1239 | Maximum Length of a Concatenated String with Unique Characters | JavaScript | Medium |
| 1240 | Tiling a Rectangle with the Fewest Squares | Hard | |
| 1241 | Number of Comments per Post | Easy | |
| 1242 | Web Crawler Multithreaded | Medium | |
| 1243 | Array Transformation | JavaScript TypeScript | Easy |
| 1244 | Design A Leaderboard | JavaScript | Medium |
| 1245 | Tree Diameter | Medium | |
| 1246 | Palindrome Removal | Hard | |
| 1247 | Minimum Swaps to Make Strings Equal | JavaScript | Medium |
| 1248 | Count Number of Nice Subarrays | JavaScript | Medium |
| 1249 | Minimum Remove to Make Valid Parentheses | JavaScript | Medium |
| 1250 | Check If It Is a Good Array | Hard | |
| 1251 | Average Selling Price | Easy | |
| 1252 | Cells with Odd Values in a Matrix | JavaScript TypeScript | Easy |
| 1253 | Reconstruct a 2-Row Binary Matrix | JavaScript | Medium |
| 1254 | Number of Closed Islands | JavaScript | Medium |
| 1255 | Maximum Score Words Formed by Letters | JavaScript | Hard |
| 1256 | Encode Number | JavaScript | Medium |
| 1257 | Smallest Common Region | JavaScript | Medium |
| 1258 | Synonymous Sentences | Python3 | Medium |
| 1259 | Handshakes That Don't Cross | Hard | |
| 1260 | Shift 2D Grid | JavaScript | Easy |
| 1261 | Find Elements in a Contaminated Binary Tree | Python3 | Medium |
| 1262 | Greatest Sum Divisible by Three | JavaScript TypeScript | Medium |
| 1263 | Minimum Moves to Move a Box to Their Target Location | Hard | |
| 1264 | Page Recommendations | Medium | |
| 1265 | Print Immutable Linked List in Reverse | JavaScript TypeScript | Medium |
| 1266 | Minimum Time Visiting All Points | Java JavaScript TypeScript | Easy |
| 1267 | Count Servers that Communicate | JavaScript | Medium |
| 1268 | Search Suggestions System | Python3 | Medium |
| 1269 | Number of Ways to Stay in the Same Place After Some Steps | JavaScript | Hard |
| 1270 | All People Report to the Given Manager | Medium | |
| 1271 | Hexspeak | Python3 | Easy |
| 1272 | Remove Interval | Python3 | Medium |
| 1273 | Delete Tree Nodes | JavaScript | Medium |
| 1274 | Number of Ships in a Rectangle | Hard | |
| 1275 | Find Winner on a Tic Tac Toe Game | JavaScript | Easy |
| 1276 | Number of Burgers with No Waste of Ingredients | JavaScript TypeScript | Medium |
| 1277 | Count Square Submatrices with All Ones | JavaScript | Medium |
| 1278 | Palindrome Partitioning III | Hard | |
| 1279 | Traffic Light Controlled Intersection | Easy | |
| 1280 | Students and Examinations | Easy | |
| 1281 | Subtract the Product and Sum of Digits of an Integer | Java JavaScript TypeScript | Easy |
| 1282 | Group the People Given the Group Size They Belong To | JavaScript TypeScript | Medium |
| 1283 | Find the Smallest Divisor Given a Threshold | JavaScript | Medium |
| 1284 | Minimum Number of Flips to Convert Binary Matrix to Zero Matrix | Hard | |
| 1285 | Find the Start and End Number of Continuous Ranges | Medium | |
| 1286 | Iterator for Combination | Python3 | Medium |
| 1287 | Element Appearing More Than 25% In Sorted Array | JavaScript | Easy |
| 1288 | Remove Covered Intervals | JavaScript | Medium |
| 1289 | Minimum Falling Path Sum II | JavaScript | Hard |
| 1290 | Convert Binary Number in a Linked List to Integer | Go JavaScript TypeScript | Easy |
| 1291 | Sequential Digits | JavaScript | Medium |
| 1292 | Maximum Side Length of a Square with Sum Less than or Equal to Threshold | Medium | |
| 1293 | Shortest Path in a Grid with Obstacles Elimination | Hard | |
| 1294 | Weather Type in Each Country | Easy | |
| 1295 | Find Numbers with Even Number of Digits | Java JavaScript TypeScript | Easy |
| 1296 | Divide Array in Sets of K Consecutive Numbers | JavaScript TypeScript | Medium |
| 1297 | Maximum Number of Occurrences of a Substring | Medium | |
| 1298 | Maximum Candies You Can Get from Boxes | Hard | |
| 1299 | Replace Elements with Greatest Element on Right Side | JavaScript TypeScript | Easy |
| 1300 | Sum of Mutated Array Closest to Target | JavaScript | Medium |
| 1301 | Number of Paths with Max Score | Python3 | Hard |
| 1302 | Deepest Leaves Sum | JavaScript TypeScript | Medium |
| 1303 | Find the Team Size | Easy | |
| 1304 | Find N Unique Integers Sum up to Zero | JavaScript TypeScript | Easy |
| 1305 | All Elements in Two Binary Search Trees | Python3 TypeScript | Medium |
| 1306 | Jump Game III | JavaScript | Medium |
| 1307 | Verbal Arithmetic Puzzle | Hard | |
| 1308 | Running Total for Different Genders | Medium | |
| 1309 | Decrypt String from Alphabet to Integer Mapping | Java JavaScript TypeScript | Easy |
| 1310 | XOR Queries of a Subarray | JavaScript TypeScript | Medium |
| 1311 | Get Watched Videos by Your Friends | JavaScript | Medium |
| 1312 | Minimum Insertion Steps to Make a String Palindrome | JavaScript | Hard |
| 1313 | Decompress Run-Length Encoded List | Java JavaScript TypeScript | Easy |
| 1314 | Matrix Block Sum | JavaScript | Medium |
| 1315 | Sum of Nodes with Even-Valued Grandparent | JavaScript | Medium |
| 1316 | Distinct Echo Substrings | Hard | |
| 1317 | Convert Integer to the Sum of Two No-Zero Integers | JavaScript TypeScript | Easy |
| 1318 | Minimum Flips to Make a OR b Equal to c | JavaScript | Medium |
| 1319 | Number of Operations to Make Network Connected | TypeScript | Medium |
| 1320 | Minimum Distance to Type a Word Using Two Fingers | Hard | |
| 1321 | Restaurant Growth | Medium | |
| 1322 | Ads Performance | Easy | |
| 1323 | Maximum 69 Number | Java JavaScript TypeScript | Easy |
| 1324 | Print Words Vertically | JavaScript TypeScript | Medium |
| 1325 | Delete Leaves With a Given Value | JavaScript TypeScript | Medium |
| 1326 | Minimum Number of Taps to Open to Water a Garden | JavaScript | Hard |
| 1327 | List the Products Ordered in a Period | Easy | |
| 1328 | Break a Palindrome | JavaScript | Medium |
| 1329 | Sort the Matrix Diagonally | JavaScript | Medium |
| 1330 | Reverse Subarray To Maximize Array Value | Hard | |
| 1331 | Rank Transform of an Array | JavaScript TypeScript | Easy |
| 1332 | Remove Palindromic Subsequences | JavaScript TypeScript | Easy |
| 1333 | Filter Restaurants by Vegan-Friendly, Price and Distance | JavaScript | Medium |
| 1334 | Find the City With the Smallest Number of Neighbors at a Threshold Distance | JavaScript | Medium |
| 1335 | Minimum Difficulty of a Job Schedule | JavaScript | Hard |
| 1336 | Number of Transactions per Visit | Hard | |
| 1337 | The K Weakest Rows in a Matrix | JavaScript TypeScript | Easy |
| 1338 | Reduce Array Size to The Half | JavaScript TypeScript | Medium |
| 1339 | Maximum Product of Splitted Binary Tree | JavaScript | Medium |
| 1340 | Jump Game V | JavaScript | Hard |
| 1341 | Movie Rating | Medium | |
| 1342 | Number of Steps to Reduce a Number to Zero | Java JavaScript TypeScript | Easy |
| 1343 | Number of Sub-arrays of Size K and Average Greater than or Equal to Threshold | JavaScript | Medium |
| 1344 | Angle Between Hands of a Clock | JavaScript TypeScript | Medium |
| 1345 | Jump Game IV | JavaScript | Hard |
| 1346 | Check If N and Its Double Exist | JavaScript TypeScript | Easy |
| 1347 | Minimum Number of Steps to Make Two Strings Anagram | JavaScript TypeScript | Medium |
| 1348 | Tweet Counts Per Frequency | JavaScript | Medium |
| 1349 | Maximum Students Taking Exam | Hard | |
| 1350 | Students With Invalid Departments | Easy | |
| 1351 | Count Negative Numbers in a Sorted Matrix | JavaScript TypeScript | Easy |
| 1352 | Product of the Last K Numbers | JavaScript TypeScript | Medium |
| 1353 | Maximum Number of Events That Can Be Attended | Medium | |
| 1354 | Construct Target Array With Multiple Sums | Hard | |
| 1355 | Activity Participants | Medium | |
| 1356 | Sort Integers by The Number of 1 Bits | JavaScript TypeScript | Easy |
| 1357 | Apply Discount Every n Orders | JavaScript TypeScript | Medium |
| 1358 | Number of Substrings Containing All Three Characters | JavaScript | Medium |
| 1359 | Count All Valid Pickup and Delivery Options | JavaScript | Hard |
| 1360 | Number of Days Between Two Dates | Java JavaScript TypeScript | Easy |
| 1361 | Validate Binary Tree Nodes | JavaScript | Medium |
| 1362 | Closest Divisors | JavaScript TypeScript | Medium |
| 1363 | Largest Multiple of Three | JavaScript TypeScript | Hard |
| 1364 | Number of Trusted Contacts of a Customer | Medium | |
| 1365 | How Many Numbers Are Smaller Than the Current Number | Java JavaScript TypeScript | Easy |
| 1366 | Rank Teams by Votes | JavaScript | Medium |
| 1367 | Linked List in Binary Tree | JavaScript | Medium |
| 1368 | Minimum Cost to Make at Least One Valid Path in a Grid | Hard | |
| 1369 | Get the Second Most Recent Activity | Hard | |
| 1370 | Increasing Decreasing String | JavaScript | Easy |
| 1371 | Find the Longest Substring Containing Vowels in Even Counts | JavaScript | Medium |
| 1372 | Longest ZigZag Path in a Binary Tree | JavaScript | Medium |
| 1373 | Maximum Sum BST in Binary Tree | JavaScript TypeScript | Hard |
| 1374 | Generate a String With Characters That Have Odd Counts | JavaScript TypeScript | Easy |
| 1375 | Number of Times Binary String Is Prefix-Aligned | JavaScript | Medium |
| 1376 | Time Needed to Inform All Employees | JavaScript | Medium |
| 1377 | Frog Position After T Seconds | JavaScript | Hard |
| 1378 | Replace Employee ID With The Unique Identifier | Easy | |
| 1379 | Find a Corresponding Node of a Binary Tree in a Clone of That Tree | Java JavaScript TypeScript | Easy |
| 1380 | Lucky Numbers in a Matrix | JavaScript TypeScript | Easy |
| 1381 | Design a Stack With Increment Operation | JavaScript TypeScript | Medium |
| 1382 | Balance a Binary Search Tree | JavaScript TypeScript | Medium |
| 1383 | Maximum Performance of a Team | Hard | |
| 1384 | Total Sales Amount by Year | Hard | |
| 1385 | Find the Distance Value Between Two Arrays | JavaScript TypeScript | Easy |
| 1386 | Cinema Seat Allocation | JavaScript | Medium |
| 1387 | Sort Integers by The Power Value | JavaScript | Medium |
| 1388 | Pizza With 3n Slices | Hard | |
| 1389 | Create Target Array in the Given Order | Java JavaScript TypeScript | Easy |
| 1390 | Four Divisors | JavaScript | Medium |
| 1391 | Check if There is a Valid Path in a Grid | JavaScript | Medium |
| 1392 | Longest Happy Prefix | TypeScript | Hard |
| 1393 | Capital Gain/Loss | Medium | |
| 1394 | Find Lucky Integer in an Array | JavaScript TypeScript | Easy |
| 1395 | Count Number of Teams | JavaScript | Medium |
| 1396 | Design Underground System | JavaScript | Medium |
| 1397 | Find All Good Strings | Hard | |
| 1398 | Customers Who Bought Products A and B but Not C | Medium | |
| 1399 | Count Largest Group | JavaScript TypeScript | Easy |
| 1400 | Construct K Palindrome Strings | JavaScript | Medium |
| 1401 | Circle and Rectangle Overlapping | JavaScript | Medium |
| 1402 | Reducing Dishes | JavaScript | Hard |
| 1403 | Minimum Subsequence in Non-Increasing Order | JavaScript | Easy |
| 1404 | Number of Steps to Reduce a Number in Binary Representation to One | JavaScript | Medium |
| 1405 | Longest Happy String | Medium | |
| 1406 | Stone Game III | JavaScript | Hard |
| 1407 | Top Travellers | Easy | |
| 1408 | String Matching in an Array | JavaScript TypeScript | Easy |
| 1409 | Queries on a Permutation With Key | JavaScript | Medium |
| 1410 | HTML Entity Parser | JavaScript | Medium |
| 1411 | Number of Ways to Paint N × 3 Grid | Hard | |
| 1412 | Find the Quiet Students in All Exams | Hard | |
| 1413 | Minimum Value to Get Positive Step by Step Sum | JavaScript TypeScript | Easy |
| 1414 | Find the Minimum Number of Fibonacci Numbers Whose Sum Is K | JavaScript | Medium |
| 1415 | The k-th Lexicographical String of All Happy Strings of Length n | JavaScript | Medium |
| 1416 | Restore The Array | JavaScript | Hard |
| 1417 | Reformat The String | JavaScript TypeScript | Easy |
| 1418 | Display Table of Food Orders in a Restaurant | JavaScript | Medium |
| 1419 | Minimum Number of Frogs Croaking | JavaScript | Medium |
| 1420 | Build Array Where You Can Find The Maximum Exactly K Comparisons | Hard | |
| 1421 | NPV Queries | Easy | |
| 1422 | Maximum Score After Splitting a String | JavaScript TypeScript | Easy |
| 1423 | Maximum Points You Can Obtain from Cards | JavaScript | Medium |
| 1424 | Diagonal Traverse II | JavaScript | Medium |
| 1425 | Constrained Subsequence Sum | JavaScript | Hard |
| 1426 | Counting Elements | JavaScript TypeScript | Easy |
| 1427 | Perform String Shifts | JavaScript TypeScript | Easy |
| 1428 | Leftmost Column with at Least a One | JavaScript | Medium |
| 1429 | First Unique Number | JavaScript | Medium |
| 1430 | Check If a String Is a Valid Sequence from Root to Leaves Path in a Binary Tree | JavaScript | Medium |
| 1431 | Kids With the Greatest Number of Candies | Java JavaScript TypeScript | Easy |
| 1432 | Max Difference You Can Get From Changing an Integer | JavaScript | Medium |
| 1433 | Check If a String Can Break Another String | JavaScript | Medium |
| 1434 | Number of Ways to Wear Different Hats to Each Other | Hard | |
| 1435 | Create a Session Bar Chart | Easy | |
| 1436 | Destination City | JavaScript TypeScript | Easy |
| 1437 | Check If All 1's Are at Least Length K Places Away | JavaScript TypeScript | Easy |
| 1438 | Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit | JavaScript | Medium |
| 1439 | Find the Kth Smallest Sum of a Matrix With Sorted Rows | Hard | |
| 1440 | Evaluate Boolean Expression | Medium | |
| 1441 | Build an Array With Stack Operations | JavaScript TypeScript | Medium |
| 1442 | Count Triplets That Can Form Two Arrays of Equal XOR | JavaScript | Medium |
| 1443 | Minimum Time to Collect All Apples in a Tree | JavaScript | Medium |
| 1444 | Number of Ways of Cutting a Pizza | Hard | |
| 1445 | Apples & Oranges | Medium | |
| 1446 | Consecutive Characters | JavaScript TypeScript | Easy |
| 1447 | Simplified Fractions | JavaScript | Medium |
| 1448 | Count Good Nodes in Binary Tree | JavaScript TypeScript | Medium |
| 1449 | Form Largest Integer With Digits That Add up to Target | Hard | |
| 1450 | Number of Students Doing Homework at a Given Time | Java JavaScript TypeScript | Easy |
| 1451 | Rearrange Words in a Sentence | JavaScript | Medium |
| 1452 | People Whose List of Favorite Companies Is Not a Subset of Another List | JavaScript | Medium |
| 1453 | Maximum Number of Darts Inside of a Circular Dartboard | Hard | |
| 1454 | Active Users | Medium | |
| 1455 | Check If a Word Occurs As a Prefix of Any Word in a Sentence | JavaScript TypeScript | Easy |
| 1456 | Maximum Number of Vowels in a Substring of Given Length | JavaScript | Medium |
| 1457 | Pseudo-Palindromic Paths in a Binary Tree | JavaScript Python3 TypeScript | Medium |
| 1458 | Max Dot Product of Two Subsequences | JavaScript | Hard |
| 1459 | Rectangles Area | Medium | |
| 1460 | Make Two Arrays Equal by Reversing Subarrays | JavaScript | Easy |
| 1461 | Check If a String Contains All Binary Codes of Size K | JavaScript | Medium |
| 1462 | Course Schedule IV | TypeScript | Medium |
| 1463 | Cherry Pickup II | Hard | |
| 1464 | Maximum Product of Two Elements in an Array | Java JavaScript TypeScript | Easy |
| 1465 | Maximum Area of a Piece of Cake After Horizontal and Vertical Cuts | JavaScript | Medium |
| 1466 | Reorder Routes to Make All Paths Lead to the City Zero | JavaScript | Medium |
| 1467 | Probability of a Two Boxes Having The Same Number of Distinct Balls | Hard | |
| 1468 | Calculate Salaries | Medium | |
| 1469 | Find All The Lonely Nodes | JavaScript TypeScript | Easy |
| 1470 | Shuffle the Array | JavaScript TypeScript | Easy |
| 1471 | The k Strongest Values in an Array | JavaScript | Medium |
| 1472 | Design Browser History | JavaScript TypeScript | Medium |
| 1473 | Paint House III | Hard | |
| 1474 | Delete N Nodes After M Nodes of a Linked List | JavaScript TypeScript | Easy |
| 1475 | Final Prices With a Special Discount in a Shop | JavaScript TypeScript | Easy |
| 1476 | Subrectangle Queries | JavaScript | Medium |
| 1477 | Find Two Non-overlapping Sub-arrays Each With Target Sum | JavaScript | Medium |
| 1478 | Allocate Mailboxes | Hard | |
| 1479 | Sales by Day of the Week | Hard | |
| 1480 | Running Sum of 1d Array | JavaScript TypeScript | Easy |
| 1481 | Least Number of Unique Integers after K Removals | JavaScript | Medium |
| 1482 | Minimum Number of Days to Make m Bouquets | TypeScript | Medium |
| 1483 | Kth Ancestor of a Tree Node | Hard | |
| 1484 | Group Sold Products By The Date | Easy | |
| 1485 | Clone Binary Tree With Random Pointer | JavaScript TypeScript | Medium |
| 1486 | XOR Operation in an Array | JavaScript TypeScript | Easy |
| 1487 | Making File Names Unique | JavaScript | Medium |
| 1488 | Avoid Flood in The City | Medium | |
| 1489 | Find Critical and Pseudo-Critical Edges in Minimum Spanning Tree | Hard | |
| 1490 | Clone N-ary Tree | JavaScript TypeScript | Medium |
| 1491 | Average Salary Excluding the Minimum and Maximum Salary | JavaScript TypeScript | Easy |
| 1492 | The kth Factor of n | JavaScript | Medium |
| 1493 | Longest Subarray of 1's After Deleting One Element | JavaScript | Medium |
| 1494 | Parallel Courses II | Hard | |
| 1495 | Friendly Movies Streamed Last Month | Easy | |
| 1496 | Path Crossing | JavaScript TypeScript | Easy |
| 1497 | Check If Array Pairs Are Divisible by k | JavaScript | Medium |
| 1498 | Number of Subsequences That Satisfy the Given Sum Condition | JavaScript | Medium |
| 1499 | Max Value of Equation | Hard | |
| 1500 | Design a File Sharing System | Medium | |
| 1501 | Countries You Can Safely Invest In | Medium | |
| 1502 | Can Make Arithmetic Progression From Sequence | JavaScript TypeScript | Easy |
| 1503 | Last Moment Before All Ants Fall Out of a Plank | TypeScript | Medium |
| 1504 | Count Submatrices With All Ones | TypeScript | Medium |
| 1505 | Minimum Possible Integer After at Most K Adjacent Swaps On Digits | Hard | |
| 1506 | Find Root of N-Ary Tree | JavaScript | Medium |
| 1507 | Reformat Date | JavaScript TypeScript | Easy |
| 1508 | Range Sum of Sorted Subarray Sums | JavaScript | Medium |
| 1509 | Minimum Difference Between Largest and Smallest Value in Three Moves | JavaScript | Medium |
| 1510 | Stone Game IV | JavaScript | Hard |
| 1511 | Customer Order Frequency | Easy | |
| 1512 | Number of Good Pairs | Java JavaScript TypeScript | Easy |
| 1513 | Number of Substrings With Only 1s | JavaScript TypeScript | Medium |
| 1514 | Path with Maximum Probability | JavaScript | Medium |
| 1515 | Best Position for a Service Centre | Hard | |
| 1516 | Move Sub-Tree of N-Ary Tree | Hard | |
| 1517 | Find Users With Valid E-Mails | Easy | |
| 1518 | Water Bottles | JavaScript TypeScript | Easy |
| 1519 | Number of Nodes in the Sub-Tree With the Same Label | JavaScript | Medium |
| 1520 | Maximum Number of Non-Overlapping Substrings | Hard | |
| 1521 | Find a Value of a Mysterious Function Closest to Target | Hard | |
| 1522 | Diameter of N-Ary Tree | JavaScript TypeScript | Medium |
| 1523 | Count Odd Numbers in an Interval Range | JavaScript TypeScript | Easy |
| 1524 | Number of Sub-arrays With Odd Sum | JavaScript TypeScript | Medium |
| 1525 | Number of Good Ways to Split a String | JavaScript | Medium |
| 1526 | Minimum Number of Increments on Subarrays to Form a Target Array | JavaScript | Hard |
| 1527 | Patients With a Condition | Easy | |
| 1528 | Shuffle String | JavaScript TypeScript | Easy |
| 1529 | Minimum Suffix Flips | JavaScript | Medium |
| 1530 | Number of Good Leaf Nodes Pairs | JavaScript | Medium |
| 1531 | String Compression II | Hard | |
| 1532 | The Most Recent Three Orders | Medium | |
| 1533 | Find the Index of the Large Integer | Medium | |
| 1534 | Count Good Triplets | JavaScript TypeScript | Easy |
| 1535 | Find the Winner of an Array Game | JavaScript | Medium |
| 1536 | Minimum Swaps to Arrange a Binary Grid | Medium | |
| 1537 | Get the Maximum Score | JavaScript | Hard |
| 1538 | Guess the Majority in a Hidden Array | Medium | |
| 1539 | Kth Missing Positive Number | JavaScript | Easy |
| 1540 | Can Convert String in K Moves | JavaScript | Medium |
| 1541 | Minimum Insertions to Balance a Parentheses String | JavaScript | Medium |
| 1542 | Find Longest Awesome Substring | JavaScript | Hard |
| 1543 | Fix Product Name Format | Easy | |
| 1544 | Make The String Great | JavaScript TypeScript | Easy |
| 1545 | Find Kth Bit in Nth Binary String | JavaScript | Medium |
| 1546 | Maximum Number of Non-Overlapping Subarrays With Sum Equals Target | TypeScript | Medium |
| 1547 | Minimum Cost to Cut a Stick | Hard | |
| 1548 | The Most Similar Path in a Graph | Hard | |
| 1549 | The Most Recent Orders for Each Product | Medium | |
| 1550 | Three Consecutive Odds | JavaScript TypeScript | Easy |
| 1551 | Minimum Operations to Make Array Equal | JavaScript | Medium |
| 1552 | Magnetic Force Between Two Balls | TypeScript | Medium |
| 1553 | Minimum Number of Days to Eat N Oranges | JavaScript | Hard |
| 1554 | Strings Differ by One Character | JavaScript | Medium |
| 1555 | Bank Account Summary | Medium | |
| 1556 | Thousand Separator | JavaScript TypeScript | Easy |
| 1557 | Minimum Number of Vertices to Reach All Nodes | JavaScript | Medium |
| 1558 | Minimum Numbers of Function Calls to Make Target Array | JavaScript | Medium |
| 1559 | Detect Cycles in 2D Grid | Medium | |
| 1560 | Most Visited Sector in a Circular Track | JavaScript | Easy |
| 1561 | Maximum Number of Coins You Can Get | JavaScript TypeScript | Medium |
| 1562 | Find Latest Group of Size M | Medium | |
| 1563 | Stone Game V | Hard | |
| 1564 | Put Boxes Into the Warehouse I | Medium | |
| 1565 | Unique Orders and Customers Per Month | Easy | |
| 1566 | Detect Pattern of Length M Repeated K or More Times | JavaScript TypeScript | Easy |
| 1567 | Maximum Length of Subarray With Positive Product | JavaScript TypeScript | Medium |
| 1568 | Minimum Number of Days to Disconnect Island | Hard | |
| 1569 | Number of Ways to Reorder Array to Get Same BST | Hard | |
| 1570 | Dot Product of Two Sparse Vectors | JavaScript TypeScript | Medium |
| 1571 | Warehouse Manager | Easy | |
| 1572 | Matrix Diagonal Sum | Java JavaScript TypeScript | Easy |
| 1573 | Number of Ways to Split a String | TypeScript | Medium |
| 1574 | Shortest Subarray to be Removed to Make Array Sorted | TypeScript | Medium |
| 1575 | Count All Possible Routes | Hard | |
| 1576 | Replace All ?'s to Avoid Consecutive Repeating Characters | JavaScript | Easy |
| 1577 | Number of Ways Where Square of Number Is Equal to Product of Two Numbers | JavaScript | Medium |
| 1578 | Minimum Time to Make Rope Colorful | JavaScript | Medium |
| 1579 | Remove Max Number of Edges to Keep Graph Fully Traversable | Hard | |
| 1580 | Put Boxes Into the Warehouse II | Medium | |
| 1581 | Customer Who Visited but Did Not Make Any Transactions | Easy | |
| 1582 | Special Positions in a Binary Matrix | JavaScript TypeScript | Easy |
| 1583 | Count Unhappy Friends | Medium | |
| 1584 | Min Cost to Connect All Points | Medium | |
| 1585 | Check If String Is Transformable With Substring Sort Operations | Hard | |
| 1586 | Binary Search Tree Iterator II | JavaScript | Medium |
| 1587 | Bank Account Summary II | Easy | |
| 1588 | Sum of All Odd Length Subarrays | JavaScript TypeScript | Easy |
| 1589 | Maximum Sum Obtained of Any Permutation | JavaScript TypeScript | Medium |
| 1590 | Make Sum Divisible by P | TypeScript | Medium |
| 1591 | Strange Printer II | Hard | |
| 1592 | Rearrange Spaces Between Words | JavaScript TypeScript | Easy |
| 1593 | Split a String Into the Max Number of Unique Substrings | JavaScript TypeScript | Medium |
| 1594 | Maximum Non Negative Product in a Matrix | TypeScript | Medium |
| 1595 | Minimum Cost to Connect Two Groups of Points | Hard | |
| 1596 | The Most Frequently Ordered Products for Each Customer | Medium | |
| 1597 | Build Binary Expression Tree From Infix Expression | Hard | |
| 1598 | Crawler Log Folder | JavaScript TypeScript | Easy |
| 1599 | Maximum Profit of Operating a Centennial Wheel | Medium | |
| 1600 | Throne Inheritance | TypeScript | Medium |
| 1601 | Maximum Number of Achievable Transfer Requests | Hard | |
| 1602 | Find Nearest Right Node in Binary Tree | JavaScript TypeScript | Medium |
| 1603 | Design Parking System | Java JavaScript TypeScript | Easy |
| 1604 | Alert Using Same Key-Card Three or More Times in a One Hour Period | JavaScript TypeScript | Medium |
| 1605 | Find Valid Matrix Given Row and Column Sums | Medium | |
| 1606 | Find Servers That Handled Most Number of Requests | Hard | |
| 1607 | Sellers With No Sales | Easy | |
| 1608 | Special Array With X Elements Greater Than or Equal X | JavaScript TypeScript | Easy |
| 1609 | Even Odd Tree | JavaScript TypeScript | Medium |
| 1610 | Maximum Number of Visible Points | Hard | |
| 1611 | Minimum One Bit Operations to Make Integers Zero | Hard | |
| 1612 | Check If Two Expression Trees are Equivalent | JavaScript | Medium |
| 1613 | Find the Missing IDs | Medium | |
| 1614 | Maximum Nesting Depth of the Parentheses | JavaScript TypeScript | Easy |
| 1615 | Maximal Network Rank | TypeScript | Medium |
| 1616 | Split Two Strings to Make Palindrome | JavaScript | Medium |
| 1617 | Count Subtrees With Max Distance Between Cities | Hard | |
| 1618 | Maximum Font to Fit a Sentence in a Screen | JavaScript | Medium |
| 1619 | Mean of Array After Removing Some Elements | JavaScript TypeScript | Easy |
| 1620 | Coordinate With Maximum Network Quality | TypeScript | Medium |
| 1621 | Number of Sets of K Non-Overlapping Line Segments | Medium | |
| 1622 | Fancy Sequence | Hard | |
| 1623 | All Valid Triplets That Can Represent a Country | Easy | |
| 1624 | Largest Substring Between Two Equal Characters | JavaScript | Easy |
| 1625 | Lexicographically Smallest String After Applying Operations | Medium | |
| 1626 | Best Team With No Conflicts | Medium | |
| 1627 | Graph Connectivity With Threshold | Hard | |
| 1628 | Design an Expression Tree With Evaluate Function | Medium | |
| 1629 | Slowest Key | JavaScript TypeScript | Easy |
| 1630 | Arithmetic Subarrays | JavaScript | Medium |
| 1631 | Path With Minimum Effort | Medium | |
| 1632 | Rank Transform of a Matrix | Hard | |
| 1633 | Percentage of Users Attended a Contest | Easy | |
| 1634 | Add Two Polynomials Represented as Linked Lists | JavaScript | Medium |
| 1635 | Hopper Company Queries I | Hard | |
| 1636 | Sort Array by Increasing Frequency | Java JavaScript TypeScript | Easy |
| 1637 | Widest Vertical Area Between Two Points Containing No Points | JavaScript | Easy |
| 1638 | Count Substrings That Differ by One Character | Medium | |
| 1639 | Number of Ways to Form a Target String Given a Dictionary | Hard | |
| 1640 | Check Array Formation Through Concatenation | JavaScript TypeScript | Easy |
| 1641 | Count Sorted Vowel Strings | JavaScript TypeScript | Medium |
| 1642 | Furthest Building You Can Reach | Medium | |
| 1643 | Kth Smallest Instructions | Hard | |
| 1644 | Lowest Common Ancestor of a Binary Tree II | JavaScript | Medium |
| 1645 | Hopper Company Queries II | Hard | |
| 1646 | Get Maximum in Generated Array | JavaScript TypeScript | Easy |
| 1647 | Minimum Deletions to Make Character Frequencies Unique | JavaScript TypeScript | Medium |
| 1648 | Sell Diminishing-Valued Colored Balls | TypeScript | Medium |
| 1649 | Create Sorted Array through Instructions | Hard | |
| 1650 | Lowest Common Ancestor of a Binary Tree III | JavaScript TypeScript | Medium |
| 1651 | Hopper Company Queries III | Hard | |
| 1652 | Defuse the Bomb | JavaScript TypeScript | Easy |
| 1653 | Minimum Deletions to Make String Balanced | JavaScript | Medium |
| 1654 | Minimum Jumps to Reach Home | Medium | |
| 1655 | Distribute Repeating Integers | Hard | |
| 1656 | Design an Ordered Stream | JavaScript TypeScript | Easy |
| 1657 | Determine if Two Strings Are Close | JavaScript TypeScript | Medium |
| 1658 | Minimum Operations to Reduce X to Zero | TypeScript | Medium |
| 1659 | Maximize Grid Happiness | Hard | |
| 1660 | Correct a Binary Tree | JavaScript | Medium |
| 1661 | Average Time of Process per Machine | Easy | |
| 1662 | Check If Two String Arrays are Equivalent | Java JavaScript TypeScript | Easy |
| 1663 | Smallest String With A Given Numeric Value | JavaScript TypeScript | Medium |
| 1664 | Ways to Make a Fair Array | JavaScript | Medium |
| 1665 | Minimum Initial Energy to Finish Tasks | Hard | |
| 1666 | Change the Root of a Binary Tree | Medium | |
| 1667 | Fix Names in a Table | Easy | |
| 1668 | Maximum Repeating Substring | JavaScript TypeScript | Easy |
| 1669 | Merge In Between Linked Lists | JavaScript TypeScript | Medium |
| 1670 | Design Front Middle Back Queue | JavaScript TypeScript | Medium |
| 1671 | Minimum Number of Removals to Make Mountain Array | Hard | |
| 1672 | Richest Customer Wealth | Java JavaScript TypeScript | Easy |
| 1673 | Find the Most Competitive Subsequence | JavaScript TypeScript | Medium |
| 1674 | Minimum Moves to Make Array Complementary | Medium | |
| 1675 | Minimize Deviation in Array | Hard | |
| 1676 | Lowest Common Ancestor of a Binary Tree IV | JavaScript | Medium |
| 1677 | Product's Worth Over Invoices | Easy | |
| 1678 | Goal Parser Interpretation | Java JavaScript TypeScript | Easy |
| 1679 | Max Number of K-Sum Pairs | JavaScript TypeScript | Medium |
| 1680 | Concatenation of Consecutive Binary Numbers | JavaScript TypeScript | Medium |
| 1681 | Minimum Incompatibility | Hard | |
| 1682 | Longest Palindromic Subsequence II | Medium | |
| 1683 | Invalid Tweets | Easy | |
| 1684 | Count the Number of Consistent Strings | Java JavaScript TypeScript | Easy |
| 1685 | Sum of Absolute Differences in a Sorted Array | JavaScript TypeScript | Medium |
| 1686 | Stone Game VI | Medium | |
| 1687 | Delivering Boxes from Storage to Ports | Hard | |
| 1688 | Count of Matches in Tournament | Java JavaScript TypeScript | Easy |
| 1689 | Partitioning Into Minimum Number Of Deci-Binary Numbers | JavaScript TypeScript | Medium |
| 1690 | Stone Game VII | Medium | |
| 1691 | Maximum Height by Stacking Cuboids | Hard | |
| 1692 | Count Ways to Distribute Candies | Hard | |
| 1693 | Daily Leads and Partners | Easy | |
| 1694 | Reformat Phone Number | Java JavaScript TypeScript | Easy |
| 1695 | Maximum Erasure Value | JavaScript | Medium |
| 1696 | Jump Game VI | JavaScript | Medium |
| 1697 | Checking Existence of Edge Length Limited Paths | Hard | |
| 1698 | Number of Distinct Substrings in a String | Medium | |
| 1699 | Number of Calls Between Two Persons | Medium | |
| 1700 | Number of Students Unable to Eat Lunch | JavaScript TypeScript | Easy |
| 1701 | Average Waiting Time | JavaScript TypeScript | Medium |
| 1702 | Maximum Binary String After Change | JavaScript TypeScript | Medium |
| 1703 | Minimum Adjacent Swaps for K Consecutive Ones | Hard | |
| 1704 | Determine if String Halves Are Alike | Java JavaScript TypeScript | Easy |
| 1705 | Maximum Number of Eaten Apples | JavaScript TypeScript | Medium |
| 1706 | Where Will the Ball Fall | Medium | |
| 1707 | Maximum XOR With an Element From Array | Hard | |
| 1708 | Largest Subarray Length K | JavaScript TypeScript | Easy |
| 1709 | Biggest Window Between Visits | Medium | |
| 1710 | Maximum Units on a Truck | Java JavaScript TypeScript | Easy |
| 1711 | Count Good Meals | JavaScript TypeScript | Medium |
| 1712 | Ways to Split Array Into Three Subarrays | JavaScript TypeScript | Medium |
| 1713 | Minimum Operations to Make a Subsequence | Hard | |
| 1714 | Sum Of Special Evenly-Spaced Elements In Array | Hard | |
| 1715 | Count Apples and Oranges | Medium | |
| 1716 | Calculate Money in Leetcode Bank | JavaScript TypeScript | Easy |
| 1717 | Maximum Score From Removing Substrings | Medium | |
| 1718 | Construct the Lexicographically Largest Valid Sequence | Medium | |
| 1719 | Number Of Ways To Reconstruct A Tree | Hard | |
| 1720 | Decode XORed Array | Java JavaScript TypeScript | Easy |
| 1721 | Swapping Nodes in a Linked List | JavaScript TypeScript | Medium |
| 1722 | Minimize Hamming Distance After Swap Operations | JavaScript TypeScript | Medium |
| 1723 | Find Minimum Time to Finish All Jobs | Hard | |
| 1724 | Checking Existence of Edge Length Limited Paths II | Hard | |
| 1725 | Number Of Rectangles That Can Form The Largest Square | JavaScript TypeScript | Easy |
| 1726 | Tuple with Same Product | JavaScript TypeScript | Medium |
| 1727 | Largest Submatrix With Rearrangements | Medium | |
| 1728 | Cat and Mouse II | Hard | |
| 1729 | Find Followers Count | Easy | |
| 1730 | Shortest Path to Get Food | Medium | |
| 1731 | The Number of Employees Which Report to Each Employee | Easy | |
| 1732 | Find the Highest Altitude | Java JavaScript TypeScript | Easy |
| 1733 | Minimum Number of People to Teach | JavaScript TypeScript | Medium |
| 1734 | Decode XORed Permutation | JavaScript TypeScript | Medium |
| 1735 | Count Ways to Make Array With Product | Hard | |
| 1736 | Latest Time by Replacing Hidden Digits | JavaScript TypeScript | Easy |
| 1737 | Change Minimum Characters to Satisfy One of Three Conditions | JavaScript TypeScript | Medium |
| 1738 | Find Kth Largest XOR Coordinate Value | JavaScript TypeScript | Medium |
| 1739 | Building Boxes | Hard | |
| 1740 | Find Distance in a Binary Tree | JavaScript TypeScript | Medium |
| 1741 | Find Total Time Spent by Each Employee | Easy | |
| 1742 | Maximum Number of Balls in a Box | JavaScript TypeScript | Easy |
| 1743 | Restore the Array From Adjacent Pairs | JavaScript TypeScript | Medium |
| 1744 | Can You Eat Your Favorite Candy on Your Favorite Day? | JavaScript TypeScript | Medium |
| 1745 | Palindrome Partitioning IV | JavaScript TypeScript | Hard |
| 1746 | Maximum Subarray Sum After One Operation | Medium | |
| 1747 | Leetflex Banned Accounts | Medium | |
| 1748 | Sum of Unique Elements | Java JavaScript TypeScript | Easy |
| 1749 | Maximum Absolute Sum of Any Subarray | JavaScript TypeScript | Medium |
| 1750 | Minimum Length of String After Deleting Similar Ends | JavaScript TypeScript | Medium |
| 1751 | Maximum Number of Events That Can Be Attended II | Hard | |
| 1752 | Check if Array Is Sorted and Rotated | JavaScript TypeScript | Easy |
| 1753 | Maximum Score From Removing Stones | JavaScript TypeScript | Medium |
| 1754 | Largest Merge Of Two Strings | JavaScript TypeScript | Medium |
| 1755 | Closest Subsequence Sum | Hard | |
| 1756 | Design Most Recently Used Queue | JavaScript | Medium |
| 1757 | Recyclable and Low Fat Products | Easy | |
| 1758 | Minimum Changes To Make Alternating Binary String | JavaScript TypeScript | Easy |
| 1759 | Count Number of Homogenous Substrings | JavaScript TypeScript | Medium |
| 1760 | Minimum Limit of Balls in a Bag | JavaScript TypeScript | Medium |
| 1761 | Minimum Degree of a Connected Trio in a Graph | Hard | |
| 1762 | Buildings With an Ocean View | JavaScript TypeScript | Medium |
| 1763 | Longest Nice Substring | JavaScript TypeScript | Easy |
| 1764 | Form Array by Concatenating Subarrays of Another Array | JavaScript TypeScript | Medium |
| 1765 | Map of Highest Peak | Medium | |
| 1766 | Tree of Coprimes | Hard | |
| 1767 | Find the Subtasks That Did Not Execute | Hard | |
| 1768 | Merge Strings Alternately | Java JavaScript TypeScript | Easy |
| 1769 | Minimum Number of Operations to Move All Balls to Each Box | JavaScript TypeScript | Medium |
| 1770 | Maximum Score from Performing Multiplication Operations | Hard | |
| 1771 | Maximize Palindrome Length From Subsequences | Hard | |
| 1772 | Sort Features by Popularity | JavaScript | Medium |
| 1773 | Count Items Matching a Rule | Java JavaScript TypeScript | Easy |
| 1774 | Closest Dessert Cost | JavaScript TypeScript | Medium |
| 1775 | Equal Sum Arrays With Minimum Number of Operations | Medium | |
| 1776 | Car Fleet II | Hard | |
| 1777 | Product's Price for Each Store | Easy | |
| 1778 | Shortest Path in a Hidden Grid | Medium | |
| 1779 | Find Nearest Point That Has the Same X or Y Coordinate | JavaScript TypeScript | Easy |
| 1780 | Check if Number is a Sum of Powers of Three | JavaScript TypeScript | Medium |
| 1781 | Sum of Beauty of All Substrings | JavaScript TypeScript | Medium |
| 1782 | Count Pairs Of Nodes | Hard | |
| 1783 | Grand Slam Titles | Medium | |
| 1784 | Check if Binary String Has at Most One Segment of Ones | JavaScript TypeScript | Easy |
| 1785 | Minimum Elements to Add to Form a Given Sum | JavaScript TypeScript | Medium |
| 1786 | Number of Restricted Paths From First to Last Node | Medium | |
| 1787 | Make the XOR of All Segments Equal to Zero | Hard | |
| 1788 | Maximize the Beauty of the Garden | Hard | |
| 1789 | Primary Department for Each Employee | Easy | |
| 1790 | Check if One String Swap Can Make Strings Equal | JavaScript TypeScript | Easy |
| 1791 | Find Center of Star Graph | JavaScript TypeScript | Easy |
| 1792 | Maximum Average Pass Ratio | Medium | |
| 1793 | Maximum Score of a Good Subarray | TypeScript | Hard |
| 1794 | Count Pairs of Equal Substrings With Minimum Difference | Medium | |
| 1795 | Rearrange Products Table | Easy | |
| 1796 | Second Largest Digit in a String | JavaScript TypeScript | Easy |
| 1797 | Design Authentication Manager | JavaScript TypeScript | Medium |
| 1798 | Maximum Number of Consecutive Values You Can Make | JavaScript TypeScript | Medium |
| 1799 | Maximize Score After N Operations | Hard | |
| 1800 | Maximum Ascending Subarray Sum | JavaScript TypeScript | Easy |
| 1801 | Number of Orders in the Backlog | JavaScript TypeScript | Medium |
| 1802 | Maximum Value at a Given Index in a Bounded Array | JavaScript TypeScript | Medium |
| 1803 | Count Pairs With XOR in a Range | JavaScript TypeScript | Hard |
| 1804 | Implement Trie II (Prefix Tree) | Medium | |
| 1805 | Number of Different Integers in a String | JavaScript TypeScript | Easy |
| 1806 | Minimum Number of Operations to Reinitialize a Permutation | JavaScript TypeScript | Medium |
| 1807 | Evaluate the Bracket Pairs of a String | JavaScript TypeScript | Medium |
| 1808 | Maximize Number of Nice Divisors | Hard | |
| 1809 | Ad-Free Sessions | Easy | |
| 1810 | Minimum Path Cost in a Hidden Grid | Medium | |
| 1811 | Find Interview Candidates | Medium | |
| 1812 | Determine Color of a Chessboard Square | Java JavaScript TypeScript | Easy |
| 1813 | Sentence Similarity III | JavaScript | Medium |
| 1814 | Count Nice Pairs in an Array | JavaScript TypeScript | Medium |
| 1815 | Maximum Number of Groups Getting Fresh Donuts | Hard | |
| 1816 | Truncate Sentence | Java JavaScript TypeScript | Easy |
| 1817 | Finding the Users Active Minutes | JavaScript TypeScript | Medium |
| 1818 | Minimum Absolute Sum Difference | JavaScript | Medium |
| 1819 | Number of Different Subsequences GCDs | Hard | |
| 1820 | Maximum Number of Accepted Invitations | Medium | |
| 1821 | Find Customers With Positive Revenue this Year | Easy | |
| 1822 | Sign of the Product of an Array | Java JavaScript TypeScript | Easy |
| 1823 | Find the Winner of the Circular Game | Medium | |
| 1824 | Minimum Sideway Jumps | JavaScript TypeScript | Medium |
| 1825 | Finding MK Average | Hard | |
| 1826 | Faulty Sensor | Easy | |
| 1827 | Minimum Operations to Make the Array Increasing | JavaScript TypeScript | Easy |
| 1828 | Queries on Number of Points Inside a Circle | JavaScript TypeScript | Medium |
| 1829 | Maximum XOR for Each Query | JavaScript TypeScript | Medium |
| 1830 | Minimum Number of Operations to Make String Sorted | Hard | |
| 1831 | Maximum Transaction Each Day | Medium | |
| 1832 | Check if the Sentence Is Pangram | Java JavaScript TypeScript | Easy |
| 1833 | Maximum Ice Cream Bars | JavaScript TypeScript | Medium |
| 1834 | Single-Threaded CPU | JavaScript TypeScript | Medium |
| 1835 | Find XOR Sum of All Pairs Bitwise AND | JavaScript TypeScript | Hard |
| 1836 | Remove Duplicates From an Unsorted Linked List | Medium | |
| 1837 | Sum of Digits in Base K | JavaScript TypeScript | Easy |
| 1838 | Frequency of the Most Frequent Element | JavaScript | Medium |
| 1839 | Longest Substring Of All Vowels in Order | JavaScript | Medium |
| 1840 | Maximum Building Height | Hard | |
| 1841 | League Statistics | Medium | |
| 1842 | Next Palindrome Using Same Digits | Hard | |
| 1843 | Suspicious Bank Accounts | Medium | |
| 1844 | Replace All Digits with Characters | Java JavaScript TypeScript | Easy |
| 1845 | Seat Reservation Manager | JavaScript | Medium |
| 1846 | Maximum Element After Decreasing and Rearranging | JavaScript | Medium |
| 1847 | Closest Room | TypeScript | Hard |
| 1848 | Minimum Distance to the Target Element | JavaScript TypeScript | Easy |
| 1849 | Splitting a String Into Descending Consecutive Values | JavaScript | Medium |
| 1850 | Minimum Adjacent Swaps to Reach the Kth Smallest Number | Medium | |
| 1851 | Minimum Interval to Include Each Query | Hard | |
| 1852 | Distinct Numbers in Each Subarray | Medium | |
| 1853 | Convert Date Format | Easy | |
| 1854 | Maximum Population Year | JavaScript TypeScript | Easy |
| 1855 | Maximum Distance Between a Pair of Values | JavaScript TypeScript | Medium |
| 1856 | Maximum Subarray Min-Product | TypeScript | Medium |
| 1857 | Largest Color Value in a Directed Graph | Hard | |
| 1858 | Longest Word With All Prefixes | Medium | |
| 1859 | Sorting the Sentence | JavaScript TypeScript | Easy |
| 1860 | Incremental Memory Leak | JavaScript TypeScript | Medium |
| 1861 | Rotating the Box | Medium | |
| 1862 | Sum of Floored Pairs | TypeScript | Hard |
| 1863 | Sum of All Subset XOR Totals | JavaScript TypeScript | Easy |
| 1864 | Minimum Number of Swaps to Make the Binary String Alternating | Medium | |
| 1865 | Finding Pairs With a Certain Sum | JavaScript TypeScript | Medium |
| 1866 | Number of Ways to Rearrange Sticks With K Sticks Visible | Hard | |
| 1867 | Orders With Maximum Quantity Above Average | Medium | |
| 1868 | Product of Two Run-Length Encoded Arrays | Medium | |
| 1869 | Longer Contiguous Segments of Ones than Zeros | JavaScript TypeScript | Easy |
| 1870 | Minimum Speed to Arrive on Time | JavaScript TypeScript | Medium |
| 1871 | Jump Game VII | TypeScript | Medium |
| 1872 | Stone Game VIII | Hard | |
| 1873 | Calculate Special Bonus | Easy | |
| 1874 | Minimize Product Sum of Two Arrays | Medium | |
| 1875 | Group Employees of the Same Salary | Medium | |
| 1876 | Substrings of Size Three with Distinct Characters | JavaScript TypeScript | Easy |
| 1877 | Minimize Maximum Pair Sum in Array | TypeScript | Medium |
| 1878 | Get Biggest Three Rhombus Sums in a Grid | Medium | |
| 1879 | Minimum XOR Sum of Two Arrays | Hard | |
| 1880 | Check if Word Equals Summation of Two Words | JavaScript TypeScript | Easy |
| 1881 | Maximum Value after Insertion | TypeScript | Medium |
| 1882 | Process Tasks Using Servers | Medium | |
| 1883 | Minimum Skips to Arrive at Meeting On Time | Hard | |
| 1884 | Egg Drop With 2 Eggs and N Floors | Medium | |
| 1885 | Count Pairs in Two Arrays | Medium | |
| 1886 | Determine Whether Matrix Can Be Obtained By Rotation | TypeScript | Easy |
| 1887 | Reduction Operations to Make the Array Elements Equal | JavaScript TypeScript | Medium |
| 1888 | Minimum Number of Flips to Make the Binary String Alternating | Medium | |
| 1889 | Minimum Space Wasted From Packaging | TypeScript | Hard |
| 1890 | The Latest Login in 2020 | Easy | |
| 1891 | Cutting Ribbons | Medium | |
| 1892 | Page Recommendations II | Hard | |
| 1893 | Check if All the Integers in a Range Are Covered | JavaScript TypeScript | Easy |
| 1894 | Find the Student that Will Replace the Chalk | TypeScript | Medium |
| 1895 | Largest Magic Square | Medium | |
| 1896 | Minimum Cost to Change the Final Value of Expression | Hard | |
| 1897 | Redistribute Characters to Make All Strings Equal | JavaScript TypeScript | Easy |
| 1898 | Maximum Number of Removable Characters | TypeScript | Medium |
| 1899 | Merge Triplets to Form Target Triplet | TypeScript | Medium |
| 1900 | The Earliest and Latest Rounds Where Players Compete | Hard | |
| 1901 | Find a Peak Element II | Medium | |
| 1902 | Depth of BST Given Insertion Order | Medium | |
| 1903 | Largest Odd Number in String | JavaScript TypeScript | Easy |
| 1904 | The Number of Full Rounds You Have Played | JavaScript TypeScript | Medium |
| 1905 | Count Sub Islands | JavaScript TypeScript | Medium |
| 1906 | Minimum Absolute Difference Queries | JavaScript TypeScript | Medium |
| 1907 | Count Salary Categories | Medium | |
| 1908 | Game of Nim | Medium | |
| 1909 | Remove One Element to Make the Array Strictly Increasing | TypeScript | Easy |
| 1910 | Remove All Occurrences of a Substring | TypeScript | Medium |
| 1911 | Maximum Alternating Subsequence Sum | Medium | |
| 1912 | Design Movie Rental System | Hard | |
| 1913 | Maximum Product Difference Between Two Pairs | Java JavaScript TypeScript | Easy |
| 1914 | Cyclically Rotating a Grid | Medium | |
| 1915 | Number of Wonderful Substrings | Medium | |
| 1916 | Count Ways to Build Rooms in an Ant Colony | Hard | |
| 1917 | Leetcodify Friends Recommendations | Hard | |
| 1918 | Kth Smallest Subarray Sum | Medium | |
| 1919 | Leetcodify Similar Friends | Hard | |
| 1920 | Build Array from Permutation | JavaScript TypeScript | Easy |
| 1921 | Eliminate Maximum Number of Monsters | TypeScript | Medium |
| 1922 | Count Good Numbers | TypeScript | Medium |
| 1923 | Longest Common Subpath | Hard | |
| 1924 | Erect the Fence II | Hard | |
| 1925 | Count Square Sum Triples | JavaScript TypeScript | Easy |
| 1926 | Nearest Exit from Entrance in Maze | JavaScript TypeScript | Medium |
| 1927 | Sum Game | Medium | |
| 1928 | Minimum Cost to Reach Destination in Time | Hard | |
| 1929 | Concatenation of Array | Java JavaScript TypeScript | Easy |
| 1930 | Unique Length-3 Palindromic Subsequences | JavaScript TypeScript | Medium |
| 1931 | Painting a Grid With Three Different Colors | Hard | |
| 1932 | Merge BSTs to Create Single BST | Hard | |
| 1933 | Check if String Is Decomposable Into Value-Equal Substrings | Easy | |
| 1934 | Confirmation Rate | Medium | |
| 1935 | Maximum Number of Words You Can Type | Java JavaScript TypeScript | Easy |
| 1936 | Add Minimum Number of Rungs | JavaScript TypeScript | Medium |
| 1937 | Maximum Number of Points with Cost | JavaScript TypeScript | Medium |
| 1938 | Maximum Genetic Difference Query | Hard | |
| 1939 | Users That Actively Request Confirmation Messages | Easy | |
| 1940 | Longest Common Subsequence Between Sorted Arrays | Medium | |
| 1941 | Check if All Characters Have Equal Number of Occurrences | JavaScript TypeScript | Easy |
| 1942 | The Number of the Smallest Unoccupied Chair | TypeScript | Medium |
| 1943 | Describe the Painting | Medium | |
| 1944 | Number of Visible People in a Queue | TypeScript | Hard |
| 1945 | Sum of Digits of String After Convert | JavaScript TypeScript | Easy |
| 1946 | Largest Number After Mutating Substring | JavaScript TypeScript | Medium |
| 1947 | Maximum Compatibility Score Sum | JavaScript TypeScript | Medium |
| 1948 | Delete Duplicate Folders in System | Hard | |
| 1949 | Strong Friendship | Medium | |
| 1950 | Maximum of Minimum Values in All Subarrays | Medium | |
| 1951 | All the Pairs With the Maximum Number of Common Followers | Medium | |
| 1952 | Three Divisors | Java JavaScript TypeScript | Easy |
| 1953 | Maximum Number of Weeks for Which You Can Work | JavaScript TypeScript | Medium |
| 1954 | Minimum Garden Perimeter to Collect Enough Apples | JavaScript TypeScript | Medium |
| 1955 | Count Number of Special Subsequences | TypeScript | Hard |
| 1956 | Minimum Time For K Virus Variants to Spread | Hard | |
| 1957 | Delete Characters to Make Fancy String | JavaScript TypeScript | Easy |
| 1958 | Check if Move is Legal | TypeScript | Medium |
| 1959 | Minimum Total Space Wasted With K Resizing Operations | Medium | |
| 1960 | Maximum Product of the Length of Two Palindromic Substrings | Hard | |
| 1961 | Check If String Is a Prefix of Array | JavaScript TypeScript | Easy |
| 1962 | Remove Stones to Minimize the Total | JavaScript TypeScript | Medium |
| 1963 | Minimum Number of Swaps to Make the String Balanced | Medium | |
| 1964 | Find the Longest Valid Obstacle Course at Each Position | Hard | |
| 1965 | Employees With Missing Information | Easy | |
| 1966 | Binary Searchable Numbers in an Unsorted Array | Medium | |
| 1967 | Number of Strings That Appear as Substrings in Word | JavaScript TypeScript | Easy |
| 1968 | Array With Elements Not Equal to Average of Neighbors | JavaScript | Medium |
| 1969 | Minimum Non-Zero Product of the Array Elements | Medium | |
| 1970 | Last Day Where You Can Still Cross | Hard | |
| 1971 | Find if Path Exists in Graph | JavaScript TypeScript | Easy |
| 1972 | First and Last Call On the Same Day | Hard | |
| 1973 | Count Nodes Equal to Sum of Descendants | Medium | |
| 1974 | Minimum Time to Type Word Using Special Typewriter | JavaScript TypeScript | Easy |
| 1975 | Maximum Matrix Sum | TypeScript | Medium |
| 1976 | Number of Ways to Arrive at Destination | Medium | |
| 1977 | Number of Ways to Separate Numbers | Hard | |
| 1978 | Employees Whose Manager Left the Company | Easy | |
| 1979 | Find Greatest Common Divisor of Array | JavaScript TypeScript | Easy |
| 1980 | Find Unique Binary String | JavaScript TypeScript | Medium |
| 1981 | Minimize the Difference Between Target and Chosen Elements | Medium | |
| 1982 | Find Array Given Subset Sums | Hard | |
| 1983 | Widest Pair of Indices With Equal Range Sum | Medium | |
| 1984 | Minimum Difference Between Highest and Lowest of K Scores | JavaScript TypeScript | Easy |
| 1985 | Find the Kth Largest Integer in the Array | TypeScript | Medium |
| 1986 | Minimum Number of Work Sessions to Finish the Tasks | Medium | |
| 1987 | Number of Unique Good Subsequences | Hard | |
| 1988 | Find Cutoff Score for Each School | Medium | |
| 1989 | Maximum Number of People That Can Be Caught in Tag | Medium | |
| 1990 | Count the Number of Experiments | Medium | |
| 1991 | Find the Middle Index in Array | JavaScript TypeScript | Easy |
| 1992 | Find All Groups of Farmland | TypeScript | Medium |
| 1993 | Operations on Tree | Medium | |
| 1994 | The Number of Good Subsets | Hard | |
| 1995 | Count Special Quadruplets | JavaScript TypeScript | Easy |
| 1996 | The Number of Weak Characters in the Game | TypeScript | Medium |
| 1997 | First Day Where You Have Been in All the Rooms | Medium | |
| 1998 | GCD Sort of an Array | Hard | |
| 1999 | Smallest Greater Multiple Made of Two Digits | Medium | |
| 2000 | Reverse Prefix of Word | Java JavaScript TypeScript | Easy |
| 2001 | Number of Pairs of Interchangeable Rectangles | JavaScript TypeScript | Medium |
| 2002 | Maximum Product of the Length of Two Palindromic Subsequences | TypeScript | Medium |
| 2003 | Smallest Missing Genetic Value in Each Subtree | Hard | |
| 2004 | The Number of Seniors and Juniors to Join the Company | Hard | |
| 2005 | Subtree Removal Game with Fibonacci Tree | Hard | |
| 2006 | Count Number of Pairs With Absolute Difference K | Java JavaScript TypeScript | Easy |
| 2007 | Find Original Array From Doubled Array | JavaScript TypeScript | Medium |
| 2008 | Maximum Earnings From Taxi | TypeScript | Medium |
| 2009 | Minimum Number of Operations to Make Array Continuous | Hard | |
| 2010 | The Number of Seniors and Juniors to Join the Company II | Hard | |
| 2011 | Final Value of Variable After Performing Operations | Java JavaScript TypeScript | Easy |
| 2012 | Sum of Beauty in the Array | TypeScript | Medium |
| 2013 | Detect Squares | Medium | |
| 2014 | Longest Subsequence Repeated k Times | Hard | |
| 2015 | Average Height of Buildings in Each Segment | Medium | |
| 2016 | Maximum Difference Between Increasing Elements | JavaScript TypeScript | Easy |
| 2017 | Grid Game | TypeScript | Medium |
| 2018 | Check if Word Can Be Placed In Crossword | Medium | |
| 2019 | The Score of Students Solving Math Expression | Hard | |
| 2020 | Number of Accounts That Did Not Stream | Medium | |
| 2021 | Brightest Position on Street | Medium | |
| 2022 | Convert 1D Array Into 2D Array | JavaScript TypeScript | Easy |
| 2023 | Number of Pairs of Strings With Concatenation Equal to Target | JavaScript | Medium |
| 2024 | Maximize the Confusion of an Exam | Medium | |
| 2025 | Maximum Number of Ways to Partition an Array | Hard | |
| 2026 | Low-Quality Problems | Easy | |
| 2027 | Minimum Moves to Convert String | JavaScript TypeScript | Easy |
| 2028 | Find Missing Observations | TypeScript | Medium |
| 2029 | Stone Game IX | Medium | |
| 2030 | Smallest K-Length Subsequence With Occurrences of a Letter | TypeScript | Hard |
| 2031 | Count Subarrays With More Ones Than Zeros | Medium | |
| 2032 | Two Out of Three | JavaScript TypeScript | Easy |
| 2033 | Minimum Operations to Make a Uni-Value Grid | TypeScript | Medium |
| 2034 | Stock Price Fluctuation | TypeScript | Medium |
| 2035 | Partition Array Into Two Arrays to Minimize Sum Difference | Hard | |
| 2036 | Maximum Alternating Subarray Sum | Medium | |
| 2037 | Minimum Number of Moves to Seat Everyone | Java JavaScript TypeScript | Easy |
| 2038 | Remove Colored Pieces if Both Neighbors are the Same Color | JavaScript TypeScript | Medium |
| 2039 | The Time When the Network Becomes Idle | Medium | |
| 2040 | Kth Smallest Product of Two Sorted Arrays | Hard | |
| 2041 | Accepted Candidates From the Interviews | Medium | |
| 2042 | Check if Numbers Are Ascending in a Sentence | Java JavaScript TypeScript | Easy |
| 2043 | Simple Bank System | JavaScript | Medium |
| 2044 | Count Number of Maximum Bitwise-OR Subsets | TypeScript | Medium |
| 2045 | Second Minimum Time to Reach Destination | Hard | |
| 2046 | Sort Linked List Already Sorted Using Absolute Values | Medium | |
| 2047 | Number of Valid Words in a Sentence | JavaScript TypeScript | Easy |
| 2048 | Next Greater Numerically Balanced Number | TypeScript | Medium |
| 2049 | Count Nodes With the Highest Score | TypeScript | Medium |
| 2050 | Parallel Courses III | Hard | |
| 2051 | The Category of Each Member in the Store | Medium | |
| 2052 | Minimum Cost to Separate Sentence Into Rows | Medium | |
| 2053 | Kth Distinct String in an Array | JavaScript TypeScript | Easy |
| 2054 | Two Best Non-Overlapping Events | Medium | |
| 2055 | Plates Between Candles | TypeScript | Medium |
| 2056 | Number of Valid Move Combinations On Chessboard | Hard | |
| 2057 | Smallest Index With Equal Value | JavaScript TypeScript | Easy |
| 2058 | Find the Minimum and Maximum Number of Nodes Between Critical Points | TypeScript | Medium |
| 2059 | Minimum Operations to Convert Number | Medium | |
| 2060 | Check if an Original String Exists Given Two Encoded Strings | Hard | |
| 2061 | Number of Spaces Cleaning Robot Cleaned | Medium | |
| 2062 | Count Vowel Substrings of a String | JavaScript TypeScript | Easy |
| 2063 | Vowels of All Substrings | JavaScript TypeScript | Medium |
| 2064 | Minimized Maximum of Products Distributed to Any Store | Medium | |
| 2065 | Maximum Path Quality of a Graph | Hard | |
| 2066 | Account Balance | Medium | |
| 2067 | Number of Equal Count Substrings | Medium | |
| 2068 | Check Whether Two Strings are Almost Equivalent | JavaScript TypeScript | Easy |
| 2069 | Walking Robot Simulation II | Medium | |
| 2070 | Most Beautiful Item for Each Query | TypeScript | Medium |
| 2071 | Maximum Number of Tasks You Can Assign | Hard | |
| 2072 | The Winner University | Easy | |
| 2073 | Time Needed to Buy Tickets | JavaScript TypeScript | Easy |
| 2074 | Reverse Nodes in Even Length Groups | TypeScript | Medium |
| 2075 | Decode the Slanted Ciphertext | TypeScript | Medium |
| 2076 | Process Restricted Friend Requests | Hard | |
| 2077 | Paths in Maze That Lead to Same Room | Medium | |
| 2078 | Two Furthest Houses With Different Colors | JavaScript TypeScript | Easy |
| 2079 | Watering Plants | JavaScript TypeScript | Medium |
| 2080 | Range Frequency Queries | TypeScript | Medium |
| 2081 | Sum of k-Mirror Numbers | TypeScript | Hard |
| 2082 | The Number of Rich Customers | Easy | |
| 2083 | Substrings That Begin and End With the Same Letter | Medium | |
| 2084 | Drop Type 1 Orders for Customers With Type 0 Orders | Medium | |
| 2085 | Count Common Words With One Occurrence | JavaScript TypeScript | Easy |
| 2086 | Minimum Number of Food Buckets to Feed the Hamsters | JavaScript TypeScript | Medium |
| 2087 | Minimum Cost Homecoming of a Robot in a Grid | Medium | |
| 2088 | Count Fertile Pyramids in a Land | Hard | |
| 2089 | Find Target Indices After Sorting Array | JavaScript TypeScript | Easy |
| 2090 | K Radius Subarray Averages | JavaScript TypeScript | Medium |
| 2091 | Removing Minimum and Maximum From Array | JavaScript TypeScript | Medium |
| 2092 | Find All People With Secret | Hard | |
| 2093 | Minimum Cost to Reach City With Discounts | Medium | |
| 2094 | Finding 3-Digit Even Numbers | JavaScript TypeScript | Easy |
| 2095 | Delete the Middle Node of a Linked List | JavaScript TypeScript | Medium |
| 2096 | Step-By-Step Directions From a Binary Tree Node to Another | JavaScript TypeScript | Medium |
| 2097 | Valid Arrangement of Pairs | Hard | |
| 2098 | Subsequence of Size K With the Largest Even Sum | Medium | |
| 2099 | Find Subsequence of Length K With the Largest Sum | JavaScript TypeScript | Easy |
| 2100 | Find Good Days to Rob the Bank | TypeScript | Medium |
| 2101 | Detonate the Maximum Bombs | Medium | |
| 2102 | Sequentially Ordinal Rank Tracker | Hard | |
| 2103 | Rings and Rods | Java JavaScript TypeScript | Easy |
| 2104 | Sum of Subarray Ranges | TypeScript | Medium |
| 2105 | Watering Plants II | Medium | |
| 2106 | Maximum Fruits Harvested After at Most K Steps | TypeScript | Hard |
| 2107 | Number of Unique Flavors After Sharing K Candies | Medium | |
| 2108 | Find First Palindromic String in the Array | Java JavaScript TypeScript | Easy |
| 2109 | Adding Spaces to a String | JavaScript TypeScript | Medium |
| 2110 | Number of Smooth Descent Periods of a Stock | JavaScript TypeScript | Medium |
| 2111 | Minimum Operations to Make the Array K-Increasing | Hard | |
| 2112 | The Airport With the Most Traffic | Medium | |
| 2113 | Elements in Array After Removing and Replacing Elements | Medium | |
| 2114 | Maximum Number of Words Found in Sentences | Java JavaScript TypeScript | Easy |
| 2115 | Find All Possible Recipes from Given Supplies | Medium | |
| 2116 | Check if a Parentheses String Can Be Valid | Medium | |
| 2117 | Abbreviating the Product of a Range | Hard | |
| 2118 | Build the Equation | Hard | |
| 2119 | A Number After a Double Reversal | JavaScript TypeScript | Easy |
| 2120 | Execution of All Suffix Instructions Staying in a Grid | TypeScript | Medium |
| 2121 | Intervals Between Identical Elements | TypeScript | Medium |
| 2122 | Recover the Original Array | Hard | |
| 2123 | Minimum Operations to Remove Adjacent Ones in Matrix | Hard | |
| 2124 | Check if All A's Appears Before All B's | Java JavaScript TypeScript | Easy |
| 2125 | Number of Laser Beams in a Bank | JavaScript TypeScript | Medium |
| 2126 | Destroying Asteroids | JavaScript TypeScript | Medium |
| 2127 | Maximum Employees to Be Invited to a Meeting | Hard | |
| 2128 | Remove All Ones With Row and Column Flips | Medium | |
| 2129 | Capitalize the Title | JavaScript TypeScript | Easy |
| 2130 | Maximum Twin Sum of a Linked List | JavaScript TypeScript | Medium |
| 2131 | Longest Palindrome by Concatenating Two Letter Words | Medium | |
| 2132 | Stamping the Grid | Hard | |
| 2133 | Check if Every Row and Column Contains All Numbers | JavaScript TypeScript | Easy |
| 2134 | Minimum Swaps to Group All 1's Together II | TypeScript | Medium |
| 2135 | Count Words Obtained After Adding a Letter | TypeScript | Medium |
| 2136 | Earliest Possible Day of Full Bloom | Hard | |
| 2137 | Pour Water Between Buckets to Make Water Levels Equal | Medium | |
| 2138 | Divide a String Into Groups of Size k | JavaScript TypeScript | Easy |
| 2139 | Minimum Moves to Reach Target Score | JavaScript TypeScript | Medium |
| 2140 | Solving Questions With Brainpower | TypeScript | Medium |
| 2141 | Maximum Running Time of N Computers | Hard | |
| 2142 | The Number of Passengers in Each Bus I | Medium | |
| 2143 | Choose Numbers From Two Arrays in Range | Hard | |
| 2144 | Minimum Cost of Buying Candies With Discount | JavaScript TypeScript | Easy |
| 2145 | Count the Hidden Sequences | TypeScript | Medium |
| 2146 | K Highest Ranked Items Within a Price Range | Medium | |
| 2147 | Number of Ways to Divide a Long Corridor | TypeScript | Hard |
| 2148 | Count Elements With Strictly Smaller and Greater Elements | JavaScript TypeScript | Easy |
| 2149 | Rearrange Array Elements by Sign | JavaScript TypeScript | Medium |
| 2150 | Find All Lonely Numbers in the Array | JavaScript TypeScript | Medium |
| 2151 | Maximum Good People Based on Statements | Hard | |
| 2152 | Minimum Number of Lines to Cover Points | Medium | |
| 2153 | The Number of Passengers in Each Bus II | Hard | |
| 2154 | Keep Multiplying Found Values by Two | Java JavaScript TypeScript | Easy |
| 2155 | All Divisions With the Highest Score of a Binary Array | JavaScript TypeScript | Medium |
| 2156 | Find Substring With Given Hash Value | Hard | |
| 2157 | Groups of Strings | Hard | |
| 2158 | Amount of New Area Painted Each Day | Hard | |
| 2159 | Order Two Columns Independently | Medium | |
| 2160 | Minimum Sum of Four Digit Number After Splitting Digits | JavaScript TypeScript | Easy |
| 2161 | Partition Array According to Given Pivot | JavaScript TypeScript | Medium |
| 2162 | Minimum Cost to Set Cooking Time | Medium | |
| 2163 | Minimum Difference in Sums After Removal of Elements | Hard | |
| 2164 | Sort Even and Odd Indices Independently | JavaScript TypeScript | Easy |
| 2165 | Smallest Value of the Rearranged Number | JavaScript TypeScript | Medium |
| 2166 | Design Bitset | TypeScript | Medium |
| 2167 | Minimum Time to Remove All Cars Containing Illegal Goods | Hard | |
| 2168 | Unique Substrings With Equal Digit Frequency | Medium | |
| 2169 | Count Operations to Obtain Zero | JavaScript TypeScript | Easy |
| 2170 | Minimum Operations to Make the Array Alternating | Medium | |
| 2171 | Removing Minimum Number of Magic Beans | TypeScript | Medium |
| 2172 | Maximum AND Sum of Array | Hard | |
| 2173 | Longest Winning Streak | Hard | |
| 2174 | Remove All Ones With Row and Column Flips II | Medium | |
| 2175 | The Change in Global Rankings | Medium | |
| 2176 | Count Equal and Divisible Pairs in an Array | JavaScript TypeScript | Easy |
| 2177 | Find Three Consecutive Integers That Sum to a Given Number | JavaScript TypeScript | Medium |
| 2178 | Maximum Split of Positive Even Integers | Medium | |
| 2179 | Count Good Triplets in an Array | Hard | |
| 2180 | Count Integers With Even Digit Sum | JavaScript TypeScript | Easy |
| 2181 | Merge Nodes in Between Zeros | JavaScript TypeScript | Medium |
| 2182 | Construct String With Repeat Limit | Medium | |
| 2183 | Count Array Pairs Divisible by K | Hard | |
| 2184 | Number of Ways to Build Sturdy Brick Wall | Medium | |
| 2185 | Counting Words With a Given Prefix | Java JavaScript TypeScript | Easy |
| 2186 | Minimum Number of Steps to Make Two Strings Anagram II | JavaScript TypeScript | Medium |
| 2187 | Minimum Time to Complete Trips | TypeScript | Medium |
| 2188 | Minimum Time to Finish the Race | Hard | |
| 2189 | Number of Ways to Build House of Cards | Medium | |
| 2190 | Most Frequent Number Following Key In an Array | JavaScript TypeScript | Easy |
| 2191 | Sort the Jumbled Numbers | JavaScript TypeScript | Medium |
| 2192 | All Ancestors of a Node in a Directed Acyclic Graph | JavaScript TypeScript | Medium |
| 2193 | Minimum Number of Moves to Make Palindrome | Hard | |
| 2194 | Cells in a Range on an Excel Sheet | Java JavaScript TypeScript | Easy |
| 2195 | Append K Integers With Minimal Sum | Medium | |
| 2196 | Create Binary Tree From Descriptions | JavaScript TypeScript | Medium |
| 2197 | Replace Non-Coprime Numbers in Array | Hard | |
| 2198 | Number of Single Divisor Triplets | Medium | |
| 2199 | Finding the Topic of Each Post | Hard | |
| 2200 | Find All K-Distant Indices in an Array | JavaScript TypeScript | Easy |
| 2201 | Count Artifacts That Can Be Extracted | TypeScript | Medium |
| 2202 | Maximize the Topmost Element After K Moves | TypeScript | Medium |
| 2203 | Minimum Weighted Subgraph With the Required Paths | Hard | |
| 2204 | Distance to a Cycle in Undirected Graph | Hard | |
| 2205 | The Number of Users That Are Eligible for Discount | Easy | |
| 2206 | Divide Array Into Equal Pairs | JavaScript TypeScript | Easy |
| 2207 | Maximize Number of Subsequences in a String | TypeScript | Medium |
| 2208 | Minimum Operations to Halve Array Sum | TypeScript | Medium |
| 2209 | Minimum White Tiles After Covering With Carpets | Hard | |
| 2210 | Count Hills and Valleys in an Array | JavaScript TypeScript | Easy |
| 2211 | Count Collisions on a Road | TypeScript | Medium |
| 2212 | Maximum Points in an Archery Competition | Medium | |
| 2213 | Longest Substring of One Repeating Character | Hard | |
| 2214 | Minimum Health to Beat Game | Medium | |
| 2215 | Find the Difference of Two Arrays | JavaScript TypeScript | Easy |
| 2216 | Minimum Deletions to Make Array Beautiful | TypeScript | Medium |
| 2217 | Find Palindrome With Fixed Length | Medium | |
| 2218 | Maximum Value of K Coins From Piles | Hard | |
| 2219 | Maximum Sum Score of Array | Medium | |
| 2220 | Minimum Bit Flips to Convert Number | JavaScript TypeScript | Easy |
| 2221 | Find Triangular Sum of an Array | JavaScript TypeScript | Medium |
| 2222 | Number of Ways to Select Buildings | TypeScript | Medium |
| 2223 | Sum of Scores of Built Strings | TypeScript | Hard |
| 2224 | Minimum Number of Operations to Convert Time | JavaScript TypeScript | Easy |
| 2225 | Find Players With Zero or One Losses | JavaScript TypeScript | Medium |
| 2226 | Maximum Candies Allocated to K Children | Medium | |
| 2227 | Encrypt and Decrypt Strings | Hard | |
| 2228 | Users With Two Purchases Within Seven Days | Medium | |
| 2229 | Check if an Array Is Consecutive | Easy | |
| 2230 | The Users That Are Eligible for Discount | Easy | |
| 2231 | Largest Number After Digit Swaps by Parity | JavaScript TypeScript | Easy |
| 2232 | Minimize Result by Adding Parentheses to Expression | TypeScript | Medium |
| 2233 | Maximum Product After K Increments | TypeScript | Medium |
| 2234 | Maximum Total Beauty of the Gardens | Hard | |
| 2235 | Add Two Integers | Java JavaScript TypeScript | Easy |
| 2236 | Root Equals Sum of Children | Java JavaScript TypeScript | Easy |
| 2237 | Count Positions on Street With Required Brightness | Medium | |
| 2238 | Number of Times a Driver Was a Passenger | Medium | |
| 2239 | Find Closest Number to Zero | Java JavaScript TypeScript | Easy |
| 2240 | Number of Ways to Buy Pens and Pencils | TypeScript | Medium |
| 2241 | Design an ATM Machine | TypeScript | Medium |
| 2242 | Maximum Score of a Node Sequence | Hard | |
| 2243 | Calculate Digit Sum of a String | JavaScript TypeScript | Easy |
| 2244 | Minimum Rounds to Complete All Tasks | TypeScript | Medium |
| 2245 | Maximum Trailing Zeros in a Cornered Path | Medium | |
| 2246 | Longest Path With Different Adjacent Characters | Hard | |
| 2247 | Maximum Cost of Trip With K Highways | Hard | |
| 2248 | Intersection of Multiple Arrays | JavaScript TypeScript | Easy |
| 2249 | Count Lattice Points Inside a Circle | Medium | |
| 2250 | Count Number of Rectangles Containing Each Point | Medium | |
| 2251 | Number of Flowers in Full Bloom | TypeScript | Hard |
| 2252 | Dynamic Pivoting of a Table | Hard | |
| 2253 | Dynamic Unpivoting of a Table | Hard | |
| 2254 | Design Video Sharing Platform | Hard | |
| 2255 | Count Prefixes of a Given String | Java JavaScript TypeScript | Easy |
| 2256 | Minimum Average Difference | TypeScript | Medium |
| 2257 | Count Unguarded Cells in the Grid | Medium | |
| 2258 | Escape the Spreading Fire | Hard | |
| 2259 | Remove Digit From Number to Maximize Result | JavaScript TypeScript | Easy |
| 2260 | Minimum Consecutive Cards to Pick Up | TypeScript | Medium |
| 2261 | K Divisible Elements Subarrays | Medium | |
| 2262 | Total Appeal of A String | Hard | |
| 2263 | Make Array Non-decreasing or Non-increasing | Hard | |
| 2264 | Largest 3-Same-Digit Number in String | JavaScript TypeScript | Easy |
| 2265 | Count Nodes Equal to Average of Subtree | TypeScript | Medium |
| 2266 | Count Number of Texts | TypeScript | Medium |
| 2267 | Check if There Is a Valid Parentheses String Path | Hard | |
| 2268 | Minimum Number of Keypresses | Medium | |
| 2269 | Find the K-Beauty of a Number | JavaScript TypeScript | Easy |
| 2270 | Number of Ways to Split Array | TypeScript | Medium |
| 2271 | Maximum White Tiles Covered by a Carpet | Medium | |
| 2272 | Substring With Largest Variance | Hard | |
| 2273 | Find Resultant Array After Removing Anagrams | JavaScript TypeScript | Easy |
| 2274 | Maximum Consecutive Floors Without Special Floors | TypeScript | Medium |
| 2275 | Largest Combination With Bitwise AND Greater Than Zero | TypeScript | Medium |
| 2276 | Count Integers in Intervals | TypeScript | Hard |
| 2277 | Closest Node to Path in Tree | Hard | |
| 2278 | Percentage of Letter in String | Java JavaScript TypeScript | Easy |
| 2279 | Maximum Bags With Full Capacity of Rocks | TypeScript | Medium |
| 2280 | Minimum Lines to Represent a Line Chart | TypeScript | Medium |
| 2281 | Sum of Total Strength of Wizards | TypeScript | Hard |
| 2282 | Number of People That Can Be Seen in a Grid | Medium | |
| 2283 | Check if Number Has Equal Digit Count and Digit Value | Java JavaScript TypeScript | Easy |
| 2284 | Sender With Largest Word Count | TypeScript | Medium |
| 2285 | Maximum Total Importance of Roads | Medium | |
| 2286 | Booking Concert Tickets in Groups | Hard | |
| 2287 | Rearrange Characters to Make Target String | JavaScript TypeScript | Easy |
| 2288 | Apply Discount to Prices | TypeScript | Medium |
| 2289 | Steps to Make Array Non-decreasing | TypeScript | Medium |
| 2290 | Minimum Obstacle Removal to Reach Corner | Hard | |
| 2291 | Maximum Profit From Trading Stocks | Medium | |
| 2292 | Products With Three or More Orders in Two Consecutive Years | Medium | |
| 2293 | Min Max Game | JavaScript TypeScript | Easy |
| 2294 | Partition Array Such That Maximum Difference Is K | JavaScript TypeScript | Medium |
| 2295 | Replace Elements in an Array | JavaScript TypeScript | Medium |
| 2296 | Design a Text Editor | Hard | |
| 2297 | Jump Game VIII | Medium | |
| 2298 | Tasks Count in the Weekend | Medium | |
| 2299 | Strong Password Checker II | JavaScript TypeScript | Easy |
| 2300 | Successful Pairs of Spells and Potions | TypeScript | Medium |
| 2301 | Match Substring After Replacement | TypeScript | Hard |
| 2302 | Count Subarrays With Score Less Than K | TypeScript | Hard |
| 2303 | Calculate Amount Paid in Taxes | JavaScript TypeScript | Easy |
| 2304 | Minimum Path Cost in a Grid | TypeScript | Medium |
| 2305 | Fair Distribution of Cookies | Medium | |
| 2306 | Naming a Company | Hard | |
| 2307 | Check for Contradictions in Equations | Hard | |
| 2308 | Arrange Table by Gender | Medium | |
| 2309 | Greatest English Letter in Upper and Lower Case | Java JavaScript TypeScript | Easy |
| 2310 | Sum of Numbers With Units Digit K | Medium | |
| 2311 | Longest Binary Subsequence Less Than or Equal to K | Medium | |
| 2312 | Selling Pieces of Wood | Hard | |
| 2313 | Minimum Flips in Binary Tree to Get Result | Hard | |
| 2314 | The First Day of the Maximum Recorded Degree in Each City | Medium | |
| 2315 | Count Asterisks | Java JavaScript TypeScript | Easy |
| 2316 | Count Unreachable Pairs of Nodes in an Undirected Graph | JavaScript TypeScript | Medium |
| 2317 | Maximum XOR After Operations | TypeScript | Medium |
| 2318 | Number of Distinct Roll Sequences | Hard | |
| 2319 | Check if Matrix Is X-Matrix | JavaScript TypeScript | Easy |
| 2320 | Count Number of Ways to Place Houses | TypeScript | Medium |
| 2321 | Maximum Score Of Spliced Array | Hard | |
| 2322 | Minimum Score After Removals on a Tree | Hard | |
| 2323 | Find Minimum Time to Finish All Jobs II | Medium | |
| 2324 | Product Sales Analysis IV | Medium | |
| 2325 | Decode the Message | JavaScript TypeScript | Easy |
| 2326 | Spiral Matrix IV | TypeScript | Medium |
| 2327 | Number of People Aware of a Secret | TypeScript | Medium |
| 2328 | Number of Increasing Paths in a Grid | Hard | |
| 2329 | Product Sales Analysis V | Easy | |
| 2330 | Valid Palindrome IV | Medium | |
| 2331 | Evaluate Boolean Binary Tree | Go Java JavaScript TypeScript | Easy |
| 2332 | The Latest Time to Catch a Bus | Medium | |
| 2333 | Minimum Sum of Squared Difference | TypeScript | Medium |
| 2334 | Subarray With Elements Greater Than Varying Threshold | Hard | |
| 2335 | Minimum Amount of Time to Fill Cups | JavaScript TypeScript | Easy |
| 2336 | Smallest Number in Infinite Set | TypeScript | Medium |
| 2337 | Move Pieces to Obtain a String | TypeScript | Medium |
| 2338 | Count the Number of Ideal Arrays | Hard | |
| 2339 | All the Matches of the League | Easy | |
| 2340 | Minimum Adjacent Swaps to Make a Valid Array | Medium | |
| 2341 | Maximum Number of Pairs in Array | Java JavaScript TypeScript | Easy |
| 2342 | Max Sum of a Pair With Equal Sum of Digits | JavaScript TypeScript | Medium |
| 2343 | Query Kth Smallest Trimmed Number | Medium | |
| 2344 | Minimum Deletions to Make Array Divisible | Hard | |
| 2345 | Finding the Number of Visible Mountains | Medium | |
| 2346 | Compute the Rank as a Percentage | Medium | |
| 2347 | Best Poker Hand | JavaScript TypeScript | Easy |
| 2348 | Number of Zero-Filled Subarrays | JavaScript TypeScript | Medium |
| 2349 | Design a Number Container System | TypeScript | Medium |
| 2350 | Shortest Impossible Sequence of Rolls | Hard | |
| 2351 | First Letter to Appear Twice | Java JavaScript TypeScript | Easy |
| 2352 | Equal Row and Column Pairs | JavaScript TypeScript | Medium |
| 2353 | Design a Food Rating System | TypeScript | Medium |
| 2354 | Number of Excellent Pairs | Hard | |
| 2355 | Maximum Number of Books You Can Take | Hard | |
| 2356 | Number of Unique Subjects Taught by Each Teacher | Easy | |
| 2357 | Make Array Zero by Subtracting Equal Amounts | JavaScript TypeScript | Easy |
| 2358 | Maximum Number of Groups Entering a Competition | Medium | |
| 2359 | Find Closest Node to Given Two Nodes | JavaScript TypeScript | Medium |
| 2360 | Longest Cycle in a Graph | Hard | |
| 2361 | Minimum Costs Using the Train Line | Hard | |
| 2362 | Generate the Invoice | Hard | |
| 2363 | Merge Similar Items | JavaScript TypeScript | Easy |
| 2364 | Count Number of Bad Pairs | JavaScript TypeScript | Medium |
| 2365 | Task Scheduler II | Medium | |
| 2366 | Minimum Replacements to Sort the Array | Hard | |
| 2367 | Number of Arithmetic Triplets | JavaScript TypeScript | Easy |
| 2368 | Reachable Nodes With Restrictions | JavaScript TypeScript | Medium |
| 2369 | Check if There is a Valid Partition For The Array | Medium | |
| 2370 | Longest Ideal Subsequence | Medium | |
| 2371 | Minimize Maximum Value in a Grid | Hard | |
| 2372 | Calculate the Influence of Each Salesperson | Medium | |
| 2373 | Largest Local Values in a Matrix | Java JavaScript TypeScript | Easy |
| 2374 | Node With Highest Edge Score | JavaScript TypeScript | Medium |
| 2375 | Construct Smallest Number From DI String | TypeScript | Medium |
| 2376 | Count Special Integers | Hard | |
| 2377 | Sort the Olympic Table | Easy | |
| 2378 | Choose Edges to Maximize Score in a Tree | Medium | |
| 2379 | Minimum Recolors to Get K Consecutive Black Blocks | JavaScript TypeScript | Easy |
| 2380 | Time Needed to Rearrange a Binary String | Medium | |
| 2381 | Shifting Letters II | TypeScript | Medium |
| 2382 | Maximum Segment Sum After Removals | Hard | |
| 2383 | Minimum Hours of Training to Win a Competition | JavaScript TypeScript | Easy |
| 2384 | Largest Palindromic Number | JavaScript TypeScript | Medium |
| 2385 | Amount of Time for Binary Tree to Be Infected | JavaScript TypeScript | Medium |
| 2386 | Find the K-Sum of an Array | Hard | |
| 2387 | Median of a Row Wise Sorted Matrix | Medium | |
| 2388 | Change Null Values in a Table to the Previous Value | Medium | |
| 2389 | Longest Subsequence With Limited Sum | JavaScript TypeScript | Easy |
| 2390 | Removing Stars From a String | JavaScript TypeScript | Medium |
| 2391 | Minimum Amount of Time to Collect Garbage | JavaScript TypeScript | Medium |
| 2392 | Build a Matrix With Conditions | Hard | |
| 2393 | Count Strictly Increasing Subarrays | Medium | |
| 2394 | Employees With Deductions | Medium | |
| 2395 | Find Subarrays With Equal Sum | JavaScript TypeScript | Easy |
| 2396 | Strictly Palindromic Number | JavaScript TypeScript | Medium |
| 2397 | Maximum Rows Covered by Columns | Medium | |
| 2398 | Maximum Number of Robots Within Budget | Hard | |
| 2399 | Check Distances Between Same Letters | JavaScript TypeScript | Easy |
| 2400 | Number of Ways to Reach a Position After Exactly k Steps | TypeScript | Medium |
| 2401 | Longest Nice Subarray | TypeScript | Medium |
| 2402 | Meeting Rooms III | Hard | |
| 2403 | Minimum Time to Kill All Monsters | Hard | |
| 2404 | Most Frequent Even Element | JavaScript TypeScript | Easy |
| 2405 | Optimal Partition of String | JavaScript TypeScript | Medium |
| 2406 | Divide Intervals Into Minimum Number of Groups | Medium | |
| 2407 | Longest Increasing Subsequence II | Hard | |
| 2408 | Design SQL | Medium | |
| 2409 | Count Days Spent Together | JavaScript TypeScript | Easy |
| 2410 | Maximum Matching of Players With Trainers | JavaScript TypeScript | Medium |
| 2411 | Smallest Subarrays With Maximum Bitwise OR | TypeScript | Medium |
| 2412 | Minimum Money Required Before Transactions | Hard | |
| 2413 | Smallest Even Multiple | Java JavaScript TypeScript | Easy |
| 2414 | Length of the Longest Alphabetical Continuous Substring | JavaScript TypeScript | Medium |
| 2415 | Reverse Odd Levels of Binary Tree | JavaScript TypeScript | Medium |
| 2416 | Sum of Prefix Scores of Strings | TypeScript | Hard |
| 2417 | Closest Fair Integer | Medium | |
| 2418 | Sort the People | JavaScript TypeScript | Easy |
| 2419 | Longest Subarray With Maximum Bitwise AND | JavaScript TypeScript | Medium |
| 2420 | Find All Good Indices | TypeScript | Medium |
| 2421 | Number of Good Paths | Hard | |
| 2422 | Merge Operations to Turn Array Into a Palindrome | Medium | |
| 2423 | Remove Letter To Equalize Frequency | JavaScript TypeScript | Easy |
| 2424 | Longest Uploaded Prefix | TypeScript | Medium |
| 2425 | Bitwise XOR of All Pairings | JavaScript TypeScript | Medium |
| 2426 | Number of Pairs Satisfying Inequality | TypeScript | Hard |
| 2427 | Number of Common Factors | JavaScript TypeScript | Easy |
| 2428 | Maximum Sum of an Hourglass | JavaScript TypeScript | Medium |
| 2429 | Minimize XOR | JavaScript TypeScript | Medium |
| 2430 | Maximum Deletions on a String | Hard | |
| 2431 | Maximize Total Tastiness of Purchased Fruits | Medium | |
| 2432 | The Employee That Worked on the Longest Task | JavaScript TypeScript | Easy |
| 2433 | Find The Original Array of Prefix Xor | JavaScript TypeScript | Medium |
| 2434 | Using a Robot to Print the Lexicographically Smallest String | TypeScript | Medium |
| 2435 | Paths in Matrix Whose Sum Is Divisible by K | Hard | |
| 2436 | Minimum Split Into Subarrays With GCD Greater Than One | Medium | |
| 2437 | Number of Valid Clock Times | JavaScript TypeScript | Easy |
| 2438 | Range Product Queries of Powers | JavaScript TypeScript | Medium |
| 2439 | Minimize Maximum of Array | TypeScript | Medium |
| 2440 | Create Components With Same Value | Hard | |
| 2441 | Largest Positive Integer That Exists With Its Negative | Java JavaScript TypeScript | Easy |
| 2442 | Count Number of Distinct Integers After Reverse Operations | JavaScript TypeScript | Medium |
| 2443 | Sum of Number and Its Reverse | JavaScript TypeScript | Medium |
| 2444 | Count Subarrays With Fixed Bounds | Hard | |
| 2445 | Number of Nodes With Value One | Medium | |
| 2446 | Determine if Two Events Have Conflict | JavaScript TypeScript | Easy |
| 2447 | Number of Subarrays With GCD Equal to K | TypeScript | Medium |
| 2448 | Minimum Cost to Make Array Equal | Hard | |
| 2449 | Minimum Number of Operations to Make Arrays Similar | Hard | |
| 2450 | Number of Distinct Binary Strings After Applying Operations | Medium | |
| 2451 | Odd String Difference | JavaScript TypeScript | Easy |
| 2452 | Words Within Two Edits of Dictionary | JavaScript TypeScript | Medium |
| 2453 | Destroy Sequential Targets | JavaScript TypeScript | Medium |
| 2454 | Next Greater Element IV | JavaScript TypeScript | Hard |
| 2455 | Average Value of Even Numbers That Are Divisible by Three | JavaScript TypeScript | Easy |
| 2456 | Most Popular Video Creator | JavaScript TypeScript | Medium |
| 2457 | Minimum Addition to Make Integer Beautiful | JavaScript TypeScript | Medium |
| 2458 | Height of Binary Tree After Subtree Removal Queries | JavaScript TypeScript | Hard |
| 2459 | Sort Array by Moving Items to Empty Space | Hard | |
| 2460 | Apply Operations to an Array | JavaScript TypeScript | Easy |
| 2461 | Maximum Sum of Distinct Subarrays With Length K | JavaScript TypeScript | Medium |
| 2462 | Total Cost to Hire K Workers | JavaScript TypeScript | Medium |
| 2463 | Minimum Total Distance Traveled | Hard | |
| 2464 | Minimum Subarrays in a Valid Split | Medium | |
| 2465 | Number of Distinct Averages | JavaScript TypeScript | Easy |
| 2466 | Count Ways To Build Good Strings | JavaScript TypeScript | Medium |
| 2467 | Most Profitable Path in a Tree | JavaScript TypeScript | Medium |
| 2468 | Split Message Based on Limit | JavaScript TypeScript | Hard |
| 2469 | Convert the Temperature | Java JavaScript TypeScript | Easy |
| 2470 | Number of Subarrays With LCM Equal to K | JavaScript TypeScript | Medium |
| 2471 | Minimum Number of Operations to Sort a Binary Tree by Level | JavaScript TypeScript | Medium |
| 2472 | Maximum Number of Non-overlapping Palindrome Substrings | Hard | |
| 2473 | Minimum Cost to Buy Apples | Medium | |
| 2474 | Customers With Strictly Increasing Purchases | Hard | |
| 2475 | Number of Unequal Triplets in Array | JavaScript TypeScript | Easy |
| 2476 | Closest Nodes Queries in a Binary Search Tree | JavaScript TypeScript | Medium |
| 2477 | Minimum Fuel Cost to Report to the Capital | JavaScript TypeScript | Medium |
| 2478 | Number of Beautiful Partitions | JavaScript TypeScript | Hard |
| 2479 | Maximum XOR of Two Non-Overlapping Subtrees | Hard | |
| 2480 | Form a Chemical Bond | Easy | |
| 2481 | Minimum Cuts to Divide a Circle | JavaScript TypeScript | Easy |
| 2482 | Difference Between Ones and Zeros in Row and Column | JavaScript TypeScript | Medium |
| 2483 | Minimum Penalty for a Shop | JavaScript TypeScript | Medium |
| 2484 | Count Palindromic Subsequences | Hard | |
| 2485 | Find the Pivot Integer | Java JavaScript TypeScript | Easy |
| 2486 | Append Characters to String to Make Subsequence | JavaScript TypeScript | Medium |
| 2487 | Remove Nodes From Linked List | JavaScript TypeScript | Medium |
| 2488 | Count Subarrays With Median K | Hard | |
| 2489 | Number of Substrings With Fixed Ratio | Medium | |
| 2490 | Circular Sentence | JavaScript TypeScript | Easy |
| 2491 | Divide Players Into Teams of Equal Skill | JavaScript TypeScript | Medium |
| 2492 | Minimum Score of a Path Between Two Cities | JavaScript TypeScript | Medium |
| 2493 | Divide Nodes Into the Maximum Number of Groups | Hard | |
| 2494 | Merge Overlapping Events in the Same Hall | Hard | |
| 2495 | Number of Subarrays Having Even Product | Medium | |
| 2496 | Maximum Value of a String in an Array | Java JavaScript TypeScript | Easy |
| 2497 | Maximum Star Sum of a Graph | JavaScript TypeScript | Medium |
| 2498 | Frog Jump II | JavaScript TypeScript | Medium |
| 2499 | Minimum Total Cost to Make Arrays Unequal | Hard | |
| 2500 | Delete Greatest Value in Each Row | Java JavaScript TypeScript | Easy |
| 2501 | Longest Square Streak in an Array | JavaScript TypeScript | Medium |
| 2502 | Design Memory Allocator | JavaScript TypeScript | Medium |
| 2503 | Maximum Number of Points From Grid Queries | Hard | |
| 2504 | Concatenate the Name and the Profession | Easy | |
| 2505 | Bitwise OR of All Subsequence Sums | Medium | |
| 2506 | Count Pairs Of Similar Strings | JavaScript TypeScript | Easy |
| 2507 | Smallest Value After Replacing With Sum of Prime Factors | JavaScript TypeScript | Medium |
| 2508 | Add Edges to Make Degrees of All Nodes Even | Hard | |
| 2509 | Cycle Length Queries in a Tree | Hard | |
| 2510 | Check if There is a Path With Equal Number of 0's And 1's | Medium | |
| 2511 | Maximum Enemy Forts That Can Be Captured | TypeScript | Easy |
| 2512 | Reward Top K Students | TypeScript | Medium |
| 2513 | Minimize the Maximum of Two Arrays | Medium | |
| 2514 | Count Anagrams | Hard | |
| 2515 | Shortest Distance to Target String in a Circular Array | TypeScript | Easy |
| 2516 | Take K of Each Character From Left and Right | TypeScript | Medium |
| 2517 | Maximum Tastiness of Candy Basket | TypeScript | Medium |
| 2518 | Number of Great Partitions | Hard | |
| 2519 | Count the Number of K-Big Indices | Hard | |
| 2520 | Count the Digits That Divide a Number | Java JavaScript TypeScript | Easy |
| 2521 | Distinct Prime Factors of Product of Array | TypeScript | Medium |
| 2522 | Partition String Into Substrings With Values at Most K | TypeScript | Medium |
| 2523 | Closest Prime Numbers in Range | TypeScript | Medium |
| 2524 | Maximum Frequency Score of a Subarray | Hard | |
| 2525 | Categorize Box According to Criteria | JavaScript TypeScript | Easy |
| 2526 | Find Consecutive Integers from a Data Stream | JavaScript TypeScript | Medium |
| 2527 | Find Xor-Beauty of Array | TypeScript | Medium |
| 2528 | Maximize the Minimum Powered City | Hard | |
| 2529 | Maximum Count of Positive Integer and Negative Integer | Java JavaScript TypeScript | Easy |
| 2530 | Maximal Score After Applying K Operations | TypeScript | Medium |
| 2531 | Make Number of Distinct Characters Equal | Medium | |
| 2532 | Time to Cross a Bridge | Hard | |
| 2533 | Number of Good Binary Strings | Medium | |
| 2534 | Time Taken to Cross the Door | Hard | |
| 2535 | Difference Between Element Sum and Digit Sum of an Array | Java JavaScript TypeScript | Easy |
| 2536 | Increment Submatrices by One | TypeScript | Medium |
| 2537 | Count the Number of Good Subarrays | TypeScript | Medium |
| 2538 | Difference Between Maximum and Minimum Price Sum | Hard | |
| 2539 | Count the Number of Good Subsequences | Medium | |
| 2540 | Minimum Common Value | JavaScript TypeScript | Easy |
| 2541 | Minimum Operations to Make Array Equal II | TypeScript | Medium |
| 2542 | Maximum Subsequence Score | Medium | |
| 2543 | Check if Point Is Reachable | Hard | |
| 2544 | Alternating Digit Sum | JavaScript TypeScript | Easy |
| 2545 | Sort the Students by Their Kth Score | JavaScript TypeScript | Medium |
| 2546 | Apply Bitwise Operations to Make Strings Equal | JavaScript TypeScript | Medium |
| 2547 | Minimum Cost to Split an Array | Hard | |
| 2548 | Maximum Price to Fill a Bag | Medium | |
| 2549 | Count Distinct Numbers on Board | JavaScript TypeScript | Easy |
| 2550 | Count Collisions of Monkeys on a Polygon | Medium | |
| 2551 | Put Marbles in Bags | Hard | |
| 2552 | Count Increasing Quadruplets | Hard | |
| 2553 | Separate the Digits in an Array | TypeScript | Easy |
| 2554 | Maximum Number of Integers to Choose From a Range I | JavaScript TypeScript | Medium |
| 2555 | Maximize Win From Two Segments | Medium | |
| 2556 | Disconnect Path in a Binary Matrix by at Most One Flip | Medium | |
| 2557 | Maximum Number of Integers to Choose From a Range II | Medium | |
| 2558 | Take Gifts From the Richest Pile | TypeScript | Easy |
| 2559 | Count Vowel Strings in Ranges | TypeScript | Medium |
| 2560 | House Robber IV | TypeScript | Medium |
| 2561 | Rearranging Fruits | Hard | |
| 2562 | Find the Array Concatenation Value | Java TypeScript | Easy |
| 2563 | Count the Number of Fair Pairs | TypeScript | Medium |
| 2564 | Substring XOR Queries | TypeScript | Medium |
| 2565 | Subsequence With the Minimum Score | Hard | |
| 2566 | Maximum Difference by Remapping a Digit | TypeScript | Easy |
| 2567 | Minimum Score by Changing Two Elements | TypeScript | Medium |
| 2568 | Minimum Impossible OR | TypeScript | Medium |
| 2569 | Handling Sum Queries After Update | TypeScript | Hard |
| 2570 | Merge Two 2D Arrays by Summing Values | Java TypeScript | Easy |
| 2571 | Minimum Operations to Reduce an Integer to 0 | TypeScript | Medium |
| 2572 | Count the Number of Square-Free Subsets | TypeScript | Medium |
| 2573 | Find the String with LCP | TypeScript | Hard |
| 2574 | Left and Right Sum Differences | Java TypeScript | Easy |
| 2575 | Find the Divisibility Array of a String | TypeScript | Medium |
| 2576 | Find the Maximum Number of Marked Indices | TypeScript | Medium |
| 2577 | Minimum Time to Visit a Cell In a Grid | Hard | |
| 2578 | Split With Minimum Sum | TypeScript | Easy |
| 2579 | Count Total Number of Colored Cells | TypeScript | Medium |
| 2580 | Count Ways to Group Overlapping Ranges | TypeScript | Medium |
| 2581 | Count Number of Possible Root Nodes | Hard | |
| 2582 | Pass the Pillow | TypeScript | Easy |
| 2583 | Kth Largest Sum in a Binary Tree | TypeScript | Medium |
| 2584 | Split the Array to Make Coprime Products | TypeScript | Hard |
| 2585 | Number of Ways to Earn Points | TypeScript | Hard |
| 2586 | Count the Number of Vowel Strings in Range | Java TypeScript | Easy |
| 2587 | Rearrange Array to Maximize Prefix Score | TypeScript | Medium |
| 2588 | Count the Number of Beautiful Subarrays | TypeScript | Medium |
| 2589 | Minimum Time to Complete All Tasks | Hard | |
| 2590 | Design a Todo List | Medium | |
| 2591 | Distribute Money to Maximum Children | TypeScript | Easy |
| 2592 | Maximize Greatness of an Array | TypeScript | Medium |
| 2593 | Find Score of an Array After Marking All Elements | TypeScript | Medium |
| 2594 | Minimum Time to Repair Cars | TypeScript | Medium |
| 2595 | Number of Even and Odd Bits | Java TypeScript | Easy |
| 2596 | Check Knight Tour Configuration | TypeScript | Medium |
| 2597 | The Number of Beautiful Subsets | TypeScript | Medium |
| 2598 | Smallest Missing Non-negative Integer After Operations | TypeScript | Medium |
| 2599 | Make the Prefix Sum Non-negative | Medium | |
| 2600 | K Items With the Maximum Sum | TypeScript | Easy |
| 2601 | Prime Subtraction Operation | TypeScript | Medium |
| 2602 | Minimum Operations to Make All Array Elements Equal | TypeScript | Medium |
| 2603 | Collect Coins in a Tree | Hard | |
| 2604 | Minimum Time to Eat All Grains | Hard | |
| 2605 | Form Smallest Number From Two Digit Arrays | TypeScript | Easy |
| 2606 | Find the Substring With Maximum Cost | TypeScript | Medium |
| 2607 | Make K-Subarray Sums Equal | TypeScript | Medium |
| 2608 | Shortest Cycle in a Graph | Hard | |
| 2609 | Find the Longest Balanced Substring of a Binary String | TypeScript | Easy |
| 2610 | Convert an Array Into a 2D Array With Conditions | TypeScript | Medium |
| 2611 | Mice and Cheese | TypeScript | Medium |
| 2612 | Minimum Reverse Operations | Hard | |
| 2613 | Beautiful Pairs | Hard | |
| 2614 | Prime In Diagonal | TypeScript | Easy |
| 2615 | Sum of Distances | TypeScript | Medium |
| 2616 | Minimize the Maximum Difference of Pairs | TypeScript | Medium |
| 2617 | Minimum Number of Visited Cells in a Grid | Hard | |
| 2618 | Check if Object Instance of Class | TypeScript | Medium |
| 2619 | Array Prototype Last | TypeScript | Easy |
| 2620 | Counter | TypeScript | Easy |
| 2621 | Sleep | TypeScript | Easy |
| 2622 | Cache With Time Limit | TypeScript | Medium |
| 2623 | Memoize | TypeScript | Medium |
| 2624 | Snail Traversal | TypeScript | Medium |
| 2625 | Flatten Deeply Nested Array | TypeScript | Medium |
| 2626 | Array Reduce Transformation | TypeScript | Easy |
| 2627 | Debounce | TypeScript | Medium |
| 2628 | JSON Deep Equal | TypeScript | Medium |
| 2629 | Function Composition | TypeScript | Easy |
| 2630 | Memoize II | TypeScript | Hard |
| 2631 | Group By | TypeScript | Medium |
| 2632 | Curry | TypeScript | Medium |
| 2633 | Convert Object to JSON String | TypeScript | Medium |
| 2634 | Filter Elements from Array | TypeScript | Easy |
| 2635 | Apply Transform Over Each Element in Array | TypeScript | Easy |
| 2636 | Promise Pool | TypeScript | Medium |
| 2637 | Promise Time Limit | TypeScript | Medium |
| 2638 | Count the Number of K-Free Subsets | Medium | |
| 2639 | Find the Width of Columns of a Grid | Java TypeScript | Easy |
| 2640 | Find the Score of All Prefixes of an Array | TypeScript | Medium |
| 2641 | Cousins in Binary Tree II | TypeScript | Medium |
| 2642 | Design Graph With Shortest Path Calculator | TypeScript | Hard |
| 2643 | Row With Maximum Ones | Java TypeScript | Easy |
| 2644 | Find the Maximum Divisibility Score | TypeScript | Easy |
| 2645 | Minimum Additions to Make Valid String | TypeScript | Medium |
| 2646 | Minimize the Total Price of the Trips | Hard | |
| 2647 | Color the Triangle Red | Hard | |
| 2648 | Generate Fibonacci Sequence | TypeScript | Easy |
| 2649 | Nested Array Generator | TypeScript | Medium |
| 2650 | Design Cancellable Function | Hard | |
| 2651 | Calculate Delayed Arrival Time | Java TypeScript | Easy |
| 2652 | Sum Multiples | Java TypeScript | Easy |
| 2653 | Sliding Subarray Beauty | TypeScript | Medium |
| 2654 | Minimum Number of Operations to Make All Array Elements Equal to 1 | TypeScript | Medium |
| 2655 | Find Maximal Uncovered Ranges | Medium | |
| 2656 | Maximum Sum With Exactly K Elements | Java TypeScript | Easy |
| 2657 | Find the Prefix Common Array of Two Arrays | TypeScript | Medium |
| 2658 | Maximum Number of Fish in a Grid | TypeScript | Medium |
| 2659 | Make Array Empty | TypeScript | Hard |
| 2660 | Determine the Winner of a Bowling Game | TypeScript | Easy |
| 2661 | First Completely Painted Row or Column | TypeScript | Medium |
| 2662 | Minimum Cost of a Path With Special Roads | TypeScript | Medium |
| 2663 | Lexicographically Smallest Beautiful String | Hard | |
| 2664 | The Knight’s Tour | Medium | |
| 2665 | Counter II | TypeScript | Easy |
| 2666 | Allow One Function Call | TypeScript | Easy |
| 2667 | Create Hello World Function | TypeScript | Easy |
| 2668 | Find Latest Salaries | Easy | |
| 2669 | Count Artist Occurrences On Spotify Ranking List | Easy | |
| 2670 | Find the Distinct Difference Array | Java TypeScript | Easy |
| 2671 | Frequency Tracker | TypeScript | Medium |
| 2672 | Number of Adjacent Elements With the Same Color | TypeScript | Medium |
| 2673 | Make Costs of Paths Equal in a Binary Tree | TypeScript | Medium |
| 2674 | Split a Circular Linked List | Medium | |
| 2675 | Array of Objects to Matrix | TypeScript | Hard |
| 2676 | Throttle | TypeScript | Medium |
| 2677 | Chunk Array | TypeScript | Easy |
| 2678 | Number of Senior Citizens | Java TypeScript | Easy |
| 2679 | Sum in a Matrix | TypeScript | Medium |
| 2680 | Maximum OR | Medium | |
| 2681 | Power of Heroes | Hard | |
| 2682 | Find the Losers of the Circular Game | TypeScript | Easy |
| 2683 | Neighboring Bitwise XOR | TypeScript | Medium |
| 2684 | Maximum Number of Moves in a Grid | TypeScript | Medium |
| 2685 | Count the Number of Complete Components | TypeScript | Medium |
| 2686 | Immediate Food Delivery III | Medium | |
| 2687 | Bikes Last Time Used | Easy | |
| 2688 | Find Active Users | Medium | |
| 2689 | Extract Kth Character From The Rope Tree | Easy | |
| 2690 | Infinite Method Object | Easy | |
| 2691 | Immutability Helper | Hard | |
| 2692 | Make Object Immutable | Medium | |
| 2693 | Call Function with Custom Context | TypeScript | Medium |
| 2694 | Event Emitter | TypeScript | Medium |
| 2695 | Array Wrapper | TypeScript | Easy |
| 2696 | Minimum String Length After Removing Substrings | TypeScript | Easy |
| 2697 | Lexicographically Smallest Palindrome | TypeScript | Easy |
| 2698 | Find the Punishment Number of an Integer | TypeScript | Medium |
| 2699 | Modify Graph Edge Weights | Hard | |
| 2700 | Differences Between Two Objects | TypeScript | Medium |
| 2701 | Consecutive Transactions with Increasing Amounts | Hard | |
| 2702 | Minimum Operations to Make Numbers Non-positive | Hard | |
| 2703 | Return Length of Arguments Passed | TypeScript | Easy |
| 2704 | To Be Or Not To Be | TypeScript | Easy |
| 2705 | Compact Object | TypeScript | Medium |
| 2706 | Buy Two Chocolates | Java TypeScript | Easy |
| 2707 | Extra Characters in a String | TypeScript | Medium |
| 2708 | Maximum Strength of a Group | TypeScript | Medium |
| 2709 | Greatest Common Divisor Traversal | TypeScript | Hard |
| 2710 | Remove Trailing Zeros From a String | Java TypeScript | Easy |
| 2711 | Difference of Number of Distinct Values on Diagonals | TypeScript | Medium |
| 2712 | Minimum Cost to Make All Characters Equal | Medium | |
| 2713 | Maximum Strictly Increasing Cells in a Matrix | Hard | |
| 2714 | Find Shortest Path with K Hops | Hard | |
| 2715 | Timeout Cancellation | TypeScript | Easy |
| 2716 | Minimize String Length | TypeScript | Easy |
| 2717 | Semi-Ordered Permutation | TypeScript | Easy |
| 2718 | Sum of Matrix After Queries | TypeScript | Medium |
| 2719 | Count of Integers | Hard | |
| 2720 | Popularity Percentage | Hard | |
| 2721 | Execute Asynchronous Functions in Parallel | TypeScript | Medium |
| 2722 | Join Two Arrays by ID | TypeScript | Medium |
| 2723 | Add Two Promises | TypeScript | Easy |
| 2724 | Sort By | TypeScript | Easy |
| 2725 | Interval Cancellation | TypeScript | Easy |
| 2726 | Calculator with Method Chaining | TypeScript | Easy |
| 2727 | Is Object Empty | TypeScript | Easy |
| 2728 | Count Houses in a Circular Street | Easy | |
| 2729 | Check if The Number is Fascinating | Java TypeScript | Easy |
| 2730 | Find the Longest Semi-Repetitive Substring | TypeScript | Medium |
| 2731 | Movement of Robots | TypeScript | Medium |
| 2732 | Find a Good Subset of the Matrix | Hard | |
| 2733 | Neither Minimum nor Maximum | Java TypeScript | Easy |
| 2734 | Lexicographically Smallest String After Substring Operation | TypeScript | Medium |
| 2735 | Collecting Chocolates | Medium | |
| 2736 | Maximum Sum Queries | Hard | |
| 2737 | Find the Closest Marked Node | Medium | |
| 2738 | Count Occurrences in Text | Medium | |
| 2739 | Total Distance Traveled | TypeScript | Easy |
| 2740 | Find the Value of the Partition | TypeScript | Medium |
| 2741 | Special Permutations | Medium | |
| 2742 | Painting the Walls | Hard | |
| 2743 | Count Substrings Without Repeating Character | Medium | |
| 2744 | Find Maximum Number of String Pairs | Java TypeScript | Easy |
| 2745 | Construct the Longest New String | TypeScript | Medium |
| 2746 | Decremental String Concatenation | Medium | |
| 2747 | Count Zero Request Servers | TypeScript | Medium |
| 2748 | Number of Beautiful Pairs | TypeScript | Easy |
| 2749 | Minimum Operations to Make the Integer Zero | TypeScript | Medium |
| 2750 | Ways to Split Array Into Good Subarrays | TypeScript | Medium |
| 2751 | Robot Collisions | Hard | |
| 2752 | Customers with Maximum Number of Transactions on Consecutive Days | Hard | |
| 2753 | Count Houses in a Circular Street II | Hard | |
| 2754 | Bind Function to Context | Medium | |
| 2755 | Deep Merge of Two Objects | Medium | |
| 2756 | Query Batching | Hard | |
| 2757 | Generate Circular Array Values | Medium | |
| 2758 | Next Day | Easy | |
| 2759 | Convert JSON String to Object | Hard | |
| 2760 | Longest Even Odd Subarray With Threshold | TypeScript | Easy |
| 2761 | Prime Pairs With Target Sum | TypeScript | Medium |
| 2762 | Continuous Subarrays | Medium | |
| 2763 | Sum of Imbalance Numbers of All Subarrays | Hard | |
| 2764 | Is Array a Preorder of Some Binary Tree | Medium | |
| 2765 | Longest Alternating Subarray | TypeScript | Easy |
| 2766 | Relocate Marbles | TypeScript | Medium |
| 2767 | Partition String Into Minimum Beautiful Substrings | TypeScript | Medium |
| 2768 | Number of Black Blocks | Medium | |
| 2769 | Find the Maximum Achievable Number | Java TypeScript | Easy |
| 2770 | Maximum Number of Jumps to Reach the Last Index | TypeScript | Medium |
| 2771 | Longest Non-decreasing Subarray From Two Arrays | Medium | |
| 2772 | Apply Operations to Make All Array Elements Equal to Zero | TypeScript | Medium |
| 2773 | Height of Special Binary Tree | Medium | |
| 2774 | Array Upper Bound | Easy | |
| 2775 | Undefined to Null | Medium | |
| 2776 | Convert Callback Based Function to Promise Based Function | Medium | |
| 2777 | Date Range Generator | Medium | |
| 2778 | Sum of Squares of Special Elements | Java TypeScript | Easy |
| 2779 | Maximum Beauty of an Array After Applying Operation | Medium | |
| 2780 | Minimum Index of a Valid Split | TypeScript | Medium |
| 2781 | Length of the Longest Valid Substring | Hard | |
| 2782 | Number of Unique Categories | Medium | |
| 2783 | Flight Occupancy and Waitlist Analysis | Medium | |
| 2784 | Check if Array is Good | TypeScript | Easy |
| 2785 | Sort Vowels in a String | TypeScript | Medium |
| 2786 | Visit Array Positions to Maximize Score | TypeScript | Medium |
| 2787 | Ways to Express an Integer as Sum of Powers | TypeScript | Medium |
| 2788 | Split Strings by Separator | Java TypeScript | Easy |
| 2789 | Largest Element in an Array after Merge Operations | TypeScript | Medium |
| 2790 | Maximum Number of Groups With Increasing Length | Hard | |
| 2791 | Count Paths That Can Form a Palindrome in a Tree | Hard | |
| 2792 | Count Nodes That Are Great Enough | Hard | |
| 2793 | Status of Flight Tickets | Hard | |
| 2794 | Create Object from Two Arrays | Easy | |
| 2795 | Parallel Execution of Promises for Individual Results Retrieval | Medium | |
| 2796 | Repeat String | Easy | |
| 2797 | Partial Function with Placeholders | Easy | |
| 2798 | Number of Employees Who Met the Target | Java TypeScript | Easy |
| 2799 | Count Complete Subarrays in an Array | TypeScript | Medium |
| 2800 | Shortest String That Contains Three Strings | Medium | |
| 2801 | Count Stepping Numbers in Range | Hard | |
| 2802 | Find The K-th Lucky Number | Medium | |
| 2803 | Factorial Generator | Easy | |
| 2804 | Array Prototype ForEach | Easy | |
| 2805 | Custom Interval | Medium | |
| 2806 | Account Balance After Rounded Purchase | TypeScript | Easy |
| 2807 | Insert Greatest Common Divisors in Linked List | TypeScript | Medium |
| 2808 | Minimum Seconds to Equalize a Circular Array | Medium | |
| 2809 | Minimum Time to Make Array Sum At Most x | Hard | |
| 2810 | Faulty Keyboard | TypeScript | Easy |
| 2811 | Check if it is Possible to Split Array | Medium | |
| 2812 | Find the Safest Path in a Grid | Medium | |
| 2813 | Maximum Elegance of a K-Length Subsequence | Hard | |
| 2814 | Minimum Time Takes to Reach Destination Without Drowning | Hard | |
| 2815 | Max Pair Sum in an Array | TypeScript | Easy |
| 2816 | Double a Number Represented as a Linked List | TypeScript | Medium |
| 2817 | Minimum Absolute Difference Between Elements With Constraint | TypeScript | Medium |
| 2818 | Apply Operations to Maximize Score | Hard | |
| 2819 | Minimum Relative Loss After Buying Chocolates | Hard | |
| 2820 | Election Results | Medium | |
| 2821 | Delay the Resolution of Each Promise | Medium | |
| 2822 | Inversion of Object | Easy | |
| 2823 | Deep Object Filter | Medium | |
| 2824 | Count Pairs Whose Sum is Less than Target | TypeScript | Easy |
| 2825 | Make String a Subsequence Using Cyclic Increments | Medium | |
| 2826 | Sorting Three Groups | TypeScript | Medium |
| 2827 | Number of Beautiful Integers in the Range | Hard | |
| 2828 | Check if a String Is an Acronym of Words | Java TypeScript | Easy |
| 2829 | Determine the Minimum Sum of a k-avoiding Array | TypeScript | Medium |
| 2830 | Maximize the Profit as the Salesman | TypeScript | Medium |
| 2831 | Find the Longest Equal Subarray | Medium | |
| 2832 | Maximal Range That Each Element Is Maximum in It | Medium | |
| 2833 | Furthest Point From Origin | Java TypeScript | Easy |
| 2834 | Find the Minimum Possible Sum of a Beautiful Array | TypeScript | Medium |
| 2835 | Minimum Operations to Form Subsequence With Target Sum | Hard | |
| 2836 | Maximize Value of Function in a Ball Passing Game | Hard | |
| 2837 | Total Traveled Distance | Easy | |
| 2838 | Maximum Coins Heroes Can Collect | Medium | |
| 2839 | Check if Strings Can be Made Equal With Operations I | TypeScript | Easy |
| 2840 | Check if Strings Can be Made Equal With Operations II | TypeScript | Medium |
| 2841 | Maximum Sum of Almost Unique Subarray | TypeScript | Medium |
| 2842 | Count K-Subsequences of a String With Maximum Beauty | Hard | |
| 2843 | Count Symmetric Integers | TypeScript | Easy |
| 2844 | Minimum Operations to Make a Special Number | TypeScript | Medium |
| 2845 | Count of Interesting Subarrays | TypeScript | Medium |
| 2846 | Minimum Edge Weight Equilibrium Queries in a Tree | Hard | |
| 2847 | Smallest Number With Given Digit Product | Medium | |
| 2848 | Points That Intersect With Cars | TypeScript | Easy |
| 2849 | Determine if a Cell Is Reachable at a Given Time | Medium | |
| 2850 | Minimum Moves to Spread Stones Over Grid | Medium | |
| 2851 | String Transformation | Hard | |
| 2852 | Sum of Remoteness of All Cells | Medium | |
| 2853 | Highest Salaries Difference | Easy | |
| 2854 | Rolling Average Steps | Medium | |
| 2855 | Minimum Right Shifts to Sort the Array | TypeScript | Easy |
| 2856 | Minimum Array Length After Pair Removals | TypeScript | Medium |
| 2857 | Count Pairs of Points With Distance k | Medium | |
| 2858 | Minimum Edge Reversals So Every Node Is Reachable | Hard | |
| 2859 | Sum of Values at Indices With K Set Bits | Java TypeScript | Easy |
| 2860 | Happy Students | Medium | |
| 2861 | Maximum Number of Alloys | Medium | |
| 2862 | Maximum Element-Sum of a Complete Subset of Indices | Hard | |
| 2863 | Maximum Length of Semi-Decreasing Subarrays | Medium | |
| 2864 | Maximum Odd Binary Number | Java TypeScript | Easy |
| 2865 | Beautiful Towers I | TypeScript | Medium |
| 2866 | Beautiful Towers II | TypeScript | Medium |
| 2867 | Count Valid Paths in a Tree | Hard | |
| 2868 | The Wording Game | Hard | |
| 2869 | Minimum Operations to Collect Elements | TypeScript | Easy |
| 2870 | Minimum Number of Operations to Make Array Empty | TypeScript | Medium |
| 2871 | Split Array Into Maximum Number of Subarrays | TypeScript | Medium |
| 2872 | Maximum Number of K-Divisible Components | Hard | |
| 2873 | Maximum Value of an Ordered Triplet I | TypeScript | Easy |
| 2874 | Maximum Value of an Ordered Triplet II | TypeScript | Medium |
| 2875 | Minimum Size Subarray in Infinite Array | TypeScript | Medium |
| 2876 | Count Visited Nodes in a Directed Graph | Hard | |
| 2877 | Create a DataFrame from List | Easy | |
| 2878 | Get the Size of a DataFrame | Easy | |
| 2879 | Display the First Three Rows | Easy | |
| 2880 | Select Data | Easy | |
| 2881 | Create a New Column | Easy | |
| 2882 | Drop Duplicate Rows | Easy | |
| 2883 | Drop Missing Data | Easy | |
| 2884 | Modify Columns | Easy | |
| 2885 | Rename Columns | Easy | |
| 2886 | Change Data Type | Easy | |
| 2887 | Fill Missing Data | Easy | |
| 2888 | Reshape Data: Concatenate | Easy | |
| 2889 | Reshape Data: Pivot | Easy | |
| 2890 | Reshape Data: Melt | Easy | |
| 2891 | Method Chaining | Easy | |
| 2892 | Minimizing Array After Replacing Pairs With Their Product | Medium | |
| 2893 | Calculate Orders Within Each Interval | Medium | |
| 2894 | Divisible and Non-divisible Sums Difference | Java TypeScript | Easy |
| 2895 | Minimum Processing Time | TypeScript | Medium |
| 2896 | Apply Operations to Make Two Strings Equal | Medium | |
| 2897 | Apply Operations on Array to Maximize Sum of Squares | Hard | |
| 2898 | Maximum Linear Stock Score | Medium | |
| 2899 | Last Visited Integers | TypeScript | Easy |
| 2900 | Longest Unequal Adjacent Groups Subsequence I | TypeScript | Easy |
| 2901 | Longest Unequal Adjacent Groups Subsequence II | Medium | |
| 2902 | Count of Sub-Multisets With Bounded Sum | Hard | |
| 2903 | Find Indices With Index and Value Difference I | TypeScript | Easy |
| 2904 | Shortest and Lexicographically Smallest Beautiful String | TypeScript | Medium |
| 2905 | Find Indices With Index and Value Difference II | TypeScript | Medium |
| 2906 | Construct Product Matrix | TypeScript | Medium |
| 2907 | Maximum Profitable Triplets With Increasing Prices I | Medium | |
| 2908 | Minimum Sum of Mountain Triplets I | TypeScript | Easy |
| 2909 | Minimum Sum of Mountain Triplets II | TypeScript | Medium |
| 2910 | Minimum Number of Groups to Create a Valid Assignment | Medium | |
| 2911 | Minimum Changes to Make K Semi-palindromes | Hard | |
| 2912 | Number of Ways to Reach Destination in the Grid | Hard | |
| 2913 | Subarrays Distinct Element Sum of Squares I | TypeScript | Easy |
| 2914 | Minimum Number of Changes to Make Binary String Beautiful | TypeScript | Medium |
| 2915 | Length of the Longest Subsequence That Sums to Target | TypeScript | Medium |
| 2916 | Subarrays Distinct Element Sum of Squares II | Hard | |
| 2917 | Find the K-or of an Array | Java TypeScript | Easy |
| 2918 | Minimum Equal Sum of Two Arrays After Replacing Zeros | TypeScript | Medium |
| 2919 | Minimum Increment Operations to Make Array Beautiful | Medium | |
| 2920 | Maximum Points After Collecting Coins From All Nodes | Hard | |
| 2921 | Maximum Profitable Triplets With Increasing Prices II | Hard | |
| 2922 | Market Analysis III | Medium | |
| 2923 | Find Champion I | TypeScript | Easy |
| 2924 | Find Champion II | Medium | |
| 2925 | Maximum Score After Applying Operations on a Tree | Medium | |
| 2926 | Maximum Balanced Subsequence Sum | Hard | |
| 2927 | Distribute Candies Among Children III | Hard | |
| 2928 | Distribute Candies Among Children I | TypeScript | Easy |
| 2929 | Distribute Candies Among Children II | TypeScript | Medium |
| 2930 | Number of Strings Which Can Be Rearranged to Contain Substring | Medium | |
| 2931 | Maximum Spending After Buying Items | TypeScript | Hard |
| 2932 | Maximum Strong Pair XOR I | TypeScript | Easy |
| 2933 | High-Access Employees | TypeScript | Medium |
| 2934 | Minimum Operations to Maximize Last Elements in Arrays | Medium | |
| 2935 | Maximum Strong Pair XOR II | Hard | |
| 2936 | Number of Equal Numbers Blocks | Medium | |
| 2937 | Make Three Strings Equal | TypeScript | Easy |
| 2938 | Separate Black and White Balls | TypeScript | Medium |
| 2939 | Maximum Xor Product | Medium | |
| 2940 | Find Building Where Alice and Bob Can Meet | TypeScript | Hard |
| 2941 | Maximum GCD-Sum of a Subarray | Hard | |
| 2942 | Find Words Containing Character | Java TypeScript | Easy |
| 2943 | Maximize Area of Square Hole in Grid | TypeScript | Medium |
| 2944 | Minimum Number of Coins for Fruits | Medium | |
| 2945 | Find Maximum Non-decreasing Array Length | Hard | |
| 2946 | Matrix Similarity After Cyclic Shifts | TypeScript | Easy |
| 2947 | Count Beautiful Substrings I | TypeScript | Medium |
| 2948 | Make Lexicographically Smallest Array by Swapping Elements | Medium | |
| 2949 | Count Beautiful Substrings II | TypeScript | Hard |
| 2950 | Number of Divisible Substrings | Medium | |
| 2951 | Find the Peaks | Java TypeScript | Easy |
| 2952 | Minimum Number of Coins to be Added | Medium | |
| 2953 | Count Complete Substrings | Hard | |
| 2954 | Count the Number of Infection Sequences | Hard | |
| 2955 | Number of Same-End Substrings | Medium | |
| 2956 | Find Common Elements Between Two Arrays | Java TypeScript | Easy |
| 2957 | Remove Adjacent Almost-Equal Characters | TypeScript | Medium |
| 2958 | Length of Longest Subarray With at Most K Frequency | TypeScript | Medium |
| 2959 | Number of Possible Sets of Closing Branches | Hard | |
| 2960 | Count Tested Devices After Test Operations | Java TypeScript | Easy |
| 2961 | Double Modular Exponentiation | TypeScript | Medium |
| 2962 | Count Subarrays Where Max Element Appears at Least K Times | TypeScript | Medium |
| 2963 | Count the Number of Good Partitions | Hard | |
| 2964 | Number of Divisible Triplet Sums | Medium | |
| 2965 | Find Missing and Repeated Values | Java TypeScript | Easy |
| 2966 | Divide Array Into Arrays With Max Difference | TypeScript | Medium |
| 2967 | Minimum Cost to Make Array Equalindromic | TypeScript | Medium |
| 2968 | Apply Operations to Maximize Frequency Score | Hard | |
| 2969 | Minimum Number of Coins for Fruits II | Hard | |
| 2970 | Count the Number of Incremovable Subarrays I | Easy | |
| 2971 | Find Polygon With the Largest Perimeter | TypeScript | Medium |
| 2972 | Count the Number of Incremovable Subarrays II | Hard | |
| 2973 | Find Number of Coins to Place in Tree Nodes | Hard | |
| 2974 | Minimum Number Game | Java TypeScript | Easy |
| 2975 | Maximum Square Area by Removing Fences From a Field | TypeScript | Medium |
| 2976 | Minimum Cost to Convert String I | TypeScript | Medium |
| 2977 | Minimum Cost to Convert String II | Hard | |
| 2978 | Symmetric Coordinates | Medium | |
| 2979 | Most Expensive Item That Can Not Be Bought | Medium | |
| 2980 | Check if Bitwise OR Has Trailing Zeros | Java TypeScript | Easy |
| 2981 | Find Longest Special Substring That Occurs Thrice I | TypeScript | Medium |
| 2982 | Find Longest Special Substring That Occurs Thrice II | TypeScript | Medium |
| 2983 | Palindrome Rearrangement Queries | TypeScript | Hard |
| 2984 | Find Peak Calling Hours for Each City | Medium | |
| 2985 | Calculate Compressed Mean | Easy | |
| 2986 | Find Third Transaction | Medium | |
| 2987 | Find Expensive Cities | Easy | |
| 2988 | Manager of the Largest Department | Medium | |
| 2989 | Class Performance | Medium | |
| 2990 | Loan Types | Easy | |
| 2991 | Top Three Wineries | Hard | |
| 2992 | Number of Self-Divisible Permutations | Medium | |
| 2993 | Friday Purchases I | Medium | |
| 2994 | Friday Purchases II | Hard | |
| 2995 | Viewers Turned Streamers | Hard | |
| 2996 | Smallest Missing Integer Greater Than Sequential Prefix Sum | TypeScript | Easy |
| 2997 | Minimum Number of Operations to Make Array XOR Equal to K | TypeScript | Medium |
| 2998 | Minimum Number of Operations to Make X and Y Equal | Medium | |
| 2999 | Count the Number of Powerful Integers | Hard | |
| 3000 | Maximum Area of Longest Diagonal Rectangle | TypeScript | Easy |
| 3001 | Minimum Moves to Capture The Queen | Medium | |
| 3002 | Maximum Size of a Set After Removals | TypeScript | Medium |
| 3003 | Maximize the Number of Partitions After Operations | Hard | |
| 3004 | Maximum Subtree of the Same Color | Medium | |
| 3005 | Count Elements With Maximum Frequency | TypeScript | Easy |
| 3006 | Find Beautiful Indices in the Given Array I | TypeScript | Medium |
| 3007 | Maximum Number That Sum of the Prices Is Less Than or Equal to K | Medium | |
| 3008 | Find Beautiful Indices in the Given Array II | TypeScript | Hard |
| 3009 | Maximum Number of Intersections on the Chart | Hard | |
| 3010 | Divide an Array Into Subarrays With Minimum Cost I | TypeScript | Easy |
| 3011 | Find if Array Can Be Sorted | TypeScript | Medium |
| 3012 | Minimize Length of Array Using Operations | TypeScript | Medium |
| 3013 | Divide an Array Into Subarrays With Minimum Cost II | TypeScript | Hard |
| 3014 | Minimum Number of Pushes to Type Word I | TypeScript | Easy |
| 3015 | Count the Number of Houses at a Certain Distance I | TypeScript | Medium |
| 3016 | Minimum Number of Pushes to Type Word II | TypeScript | Medium |
| 3017 | Count the Number of Houses at a Certain Distance II | Hard | |
| 3018 | Maximum Number of Removal Queries That Can Be Processed I | Hard | |
| 3019 | Number of Changing Keys | TypeScript | Easy |
| 3020 | Find the Maximum Number of Elements in Subset | TypeScript | Medium |
| 3021 | Alice and Bob Playing Flower Game | Medium | |
| 3022 | Minimize OR of Remaining Elements Using Operations | Hard | |
| 3023 | Find Pattern in Infinite Stream I | Medium | |
| 3024 | Type of Triangle | TypeScript | Easy |
| 3025 | Find the Number of Ways to Place People I | Medium | |
| 3026 | Maximum Good Subarray Sum | TypeScript | Medium |
| 3027 | Find the Number of Ways to Place People II | Hard | |
| 3028 | Ant on the Boundary | TypeScript | Easy |
| 3029 | Minimum Time to Revert Word to Initial State I | TypeScript | Medium |
| 3030 | Find the Grid of Region Average | TypeScript | Medium |
| 3031 | Minimum Time to Revert Word to Initial State II | TypeScript | Hard |
| 3032 | Count Numbers With Unique Digits II | Easy | |
| 3033 | Modify the Matrix | TypeScript | Easy |
| 3034 | Number of Subarrays That Match a Pattern I | TypeScript | Medium |
| 3035 | Maximum Palindromes After Operations | TypeScript | Medium |
| 3036 | Number of Subarrays That Match a Pattern II | TypeScript | Hard |
| 3037 | Find Pattern in Infinite Stream II | Hard | |
| 3038 | Maximum Number of Operations With the Same Score I | TypeScript | Easy |
| 3039 | Apply Operations to Make String Empty | TypeScript | Medium |
| 3040 | Maximum Number of Operations With the Same Score II | TypeScript | Medium |
| 3041 | Maximize Consecutive Elements in an Array After Modification | TypeScript | Hard |
| 3042 | Count Prefix and Suffix Pairs I | TypeScript | Easy |
| 3043 | Find the Length of the Longest Common Prefix | TypeScript | Medium |
| 3044 | Most Frequent Prime | TypeScript | Medium |
| 3045 | Count Prefix and Suffix Pairs II | TypeScript | Hard |
| 3046 | Split the Array | TypeScript | Easy |
| 3047 | Find the Largest Area of Square Inside Two Rectangles | Medium | |
| 3048 | Earliest Second to Mark Indices I | Medium | |
| 3049 | Earliest Second to Mark Indices II | Hard | |
| 3050 | Pizza Toppings Cost Analysis | Medium | |
| 3051 | Find Candidates for Data Scientist Position | Easy | |
| 3052 | Maximize Items | Hard | |
| 3053 | Classifying Triangles by Lengths | Easy | |
| 3054 | Binary Tree Nodes | Medium | |
| 3055 | Top Percentile Fraud | Medium | |
| 3056 | Snaps Analysis | Medium | |
| 3057 | Employees Project Allocation | Hard | |
| 3058 | Friends With No Mutual Friends | Medium | |
| 3059 | Find All Unique Email Domains | Easy | |
| 3060 | User Activities within Time Bounds | Hard | |
| 3061 | Calculate Trapping Rain Water | Hard | |
| 3062 | Winner of the Linked List Game | Easy | |
| 3063 | Linked List Frequency | Easy | |
| 3064 | Guess the Number Using Bitwise Questions I | Medium | |
| 3065 | Minimum Operations to Exceed Threshold Value I | TypeScript | Easy |
| 3066 | Minimum Operations to Exceed Threshold Value II | Medium | |
| 3067 | Count Pairs of Connectable Servers in a Weighted Tree Network | Medium | |
| 3068 | Find the Maximum Sum of Node Values | Hard | |
| 3069 | Distribute Elements Into Two Arrays I | TypeScript | Easy |
| 3070 | Count Submatrices with Top-Left Element and Sum Less Than k | Medium | |
| 3071 | Minimum Operations to Write the Letter Y on a Grid | Medium | |
| 3072 | Distribute Elements Into Two Arrays II | Hard | |
| 3073 | Maximum Increasing Triplet Value | Medium | |
| 3074 | Apple Redistribution into Boxes | TypeScript | Easy |
| 3075 | Maximize Happiness of Selected Children | Medium | |
| 3076 | Shortest Uncommon Substring in an Array | Medium | |
| 3077 | Maximum Strength of K Disjoint Subarrays | Hard | |
| 3078 | Match Alphanumerical Pattern in Matrix I | Medium | |
| 3079 | Find the Sum of Encrypted Integers | TypeScript | Easy |
| 3080 | Mark Elements on Array by Performing Queries | Medium | |
| 3081 | Replace Question Marks in String to Minimize Its Value | Medium | |
| 3082 | Find the Sum of the Power of All Subsequences | Hard | |
| 3083 | Existence of a Substring in a String and Its Reverse | TypeScript | Easy |
| 3084 | Count Substrings Starting and Ending with Given Character | Medium | |
| 3085 | Minimum Deletions to Make String K-Special | Medium | |
| 3086 | Minimum Moves to Pick K Ones | Hard | |
| 3087 | Find Trending Hashtags | Medium | |
| 3088 | Make String Anti-palindrome | Hard | |
| 3089 | Find Bursty Behavior | Medium | |
| 3090 | Maximum Length Substring With Two Occurrences | Easy | |
| 3091 | Apply Operations to Make Sum of Array Greater Than or Equal to k | Medium | |
| 3092 | Most Frequent IDs | Medium | |
| 3093 | Longest Common Suffix Queries | Hard | |
| 3094 | Guess the Number Using Bitwise Questions II | Medium | |
| 3095 | Shortest Subarray With OR at Least K I | Easy | |
| 3096 | Minimum Levels to Gain More Points | Medium | |
| 3097 | Shortest Subarray With OR at Least K II | Medium | |
| 3098 | Find the Sum of Subsequence Powers | Hard | |
| 3099 | Harshad Number | TypeScript | Easy |
| 3100 | Water Bottles II | Medium | |
| 3101 | Count Alternating Subarrays | Medium | |
| 3102 | Minimize Manhattan Distances | Hard | |
| 3103 | Find Trending Hashtags II | Hard | |
| 3104 | Find Longest Self-Contained Substring | Hard | |
| 3105 | Longest Strictly Increasing or Strictly Decreasing Subarray | Easy | |
| 3106 | Lexicographically Smallest String After Operations With Constraint | Medium | |
| 3107 | Minimum Operations to Make Median of Array Equal to K | Medium | |
| 3108 | Minimum Cost Walk in Weighted Graph | Hard | |
| 3109 | Find the Index of Permutation | Medium | |
| 3110 | Score of a String | TypeScript | Easy |
| 3111 | Minimum Rectangles to Cover Points | Medium | |
| 3112 | Minimum Time to Visit Disappearing Nodes | Medium | |
| 3113 | Find the Number of Subarrays Where Boundary Elements Are Maximum | Hard | |
| 3114 | Latest Time You Can Obtain After Replacing Characters | TypeScript | Easy |
| 3115 | Maximum Prime Difference | Medium | |
| 3116 | Kth Smallest Amount With Single Denomination Combination | Hard | |
| 3117 | Minimum Sum of Values by Dividing Array | Hard | |
| 3118 | Friday Purchase III | Medium | |
| 3119 | Maximum Number of Potholes That Can Be Fixed | Medium | |
| 3120 | Count the Number of Special Characters I | TypeScript | Easy |
| 3121 | Count the Number of Special Characters II | Medium | |
| 3122 | Minimum Number of Operations to Satisfy Conditions | Medium | |
| 3123 | Find Edges in Shortest Paths | Hard | |
| 3124 | Find Longest Calls | Medium | |
| 3125 | Maximum Number That Makes Result of Bitwise AND Zero | Medium | |
| 3126 | Server Utilization Time | Medium | |
| 3127 | Make a Square with the Same Color | TypeScript | Easy |
| 3128 | Right Triangles | Medium | |
| 3129 | Find All Possible Stable Binary Arrays I | Medium | |
| 3130 | Find All Possible Stable Binary Arrays II | Hard | |
| 3131 | Find the Integer Added to Array I | TypeScript | Easy |
| 3132 | Find the Integer Added to Array II | Medium | |
| 3133 | Minimum Array End | Medium | |
| 3134 | Find the Median of the Uniqueness Array | Hard | |
| 3135 | Equalize Strings by Adding or Removing Characters at Ends | Medium | |
| 3136 | Valid Word | TypeScript | Easy |
| 3137 | Minimum Number of Operations to Make Word K-Periodic | Medium | |
| 3138 | Minimum Length of Anagram Concatenation | Medium | |
| 3139 | Minimum Cost to Equalize Array | Hard | |
| 3140 | Consecutive Available Seats II | Medium | |
| 3141 | Maximum Hamming Distances | Hard | |
| 3142 | Check if Grid Satisfies Conditions | TypeScript | Easy |
| 3143 | Maximum Points Inside the Square | Medium | |
| 3144 | Minimum Substring Partition of Equal Character Frequency | Medium | |
| 3145 | Find Products of Elements of Big Array | Hard | |
| 3146 | Permutation Difference between Two Strings | TypeScript | Easy |
| 3147 | Taking Maximum Energy From the Mystic Dungeon | Medium | |
| 3148 | Maximum Difference Score in a Grid | Medium | |
| 3149 | Find the Minimum Cost Array Permutation | Hard | |
| 3150 | Invalid Tweets II | Easy | |
| 3151 | Special Array I | TypeScript | Easy |
| 3152 | Special Array II | Medium | |
| 3153 | Sum of Digit Differences of All Pairs | Medium | |
| 3154 | Find Number of Ways to Reach the K-th Stair | Hard | |
| 3155 | Maximum Number of Upgradable Servers | Medium | |
| 3156 | Employee Task Duration and Concurrent Tasks | Hard | |
| 3157 | Find the Level of Tree with Minimum Sum | Medium | |
| 3158 | Find the XOR of Numbers Which Appear Twice | TypeScript | Easy |
| 3159 | Find Occurrences of an Element in an Array | Medium | |
| 3160 | Find the Number of Distinct Colors Among the Balls | Medium | |
| 3161 | Block Placement Queries | Hard | |
| 3162 | Find the Number of Good Pairs I | TypeScript | Easy |
| 3163 | String Compression III | Medium | |
| 3164 | Find the Number of Good Pairs II | Medium | |
| 3165 | Maximum Sum of Subsequence With Non-adjacent Elements | Hard | |
| 3166 | Calculate Parking Fees and Duration | Medium | |
| 3167 | Better Compression of String | Medium | |
| 3168 | Minimum Number of Chairs in a Waiting Room | TypeScript | Easy |
| 3169 | Count Days Without Meetings | Medium | |
| 3170 | Lexicographically Minimum String After Removing Stars | Medium | |
| 3171 | Find Subarray With Bitwise OR Closest to K | Hard | |
| 3172 | Second Day Verification | Easy | |
| 3173 | Bitwise OR of Adjacent Elements | Easy | |
| 3174 | Clear Digits | TypeScript | Easy |
| 3175 | Find The First Player to win K Games in a Row | Medium | |
| 3176 | Find the Maximum Length of a Good Subsequence I | Medium | |
| 3177 | Find the Maximum Length of a Good Subsequence II | Hard | |
| 3178 | Find the Child Who Has the Ball After K Seconds | Easy | |
| 3179 | Find the N-th Value After K Seconds | Medium | |
| 3180 | Maximum Total Reward Using Operations I | Medium | |
| 3181 | Maximum Total Reward Using Operations II | Hard | |
| 3182 | Find Top Scoring Students | Medium | |
| 3183 | The Number of Ways to Make the Sum | Medium | |
| 3184 | Count Pairs That Form a Complete Day I | TypeScript | Easy |
| 3185 | Count Pairs That Form a Complete Day II | Medium | |
| 3186 | Maximum Total Damage With Spell Casting | Medium | |
| 3187 | Peaks in Array | Hard | |
| 3188 | Find Top Scoring Students II | Hard | |
| 3189 | Minimum Moves to Get a Peaceful Board | Medium | |
| 3190 | Find Minimum Operations to Make All Elements Divisible by Three | TypeScript | Easy |
| 3191 | Minimum Operations to Make Binary Array Elements Equal to One I | Medium | |
| 3192 | Minimum Operations to Make Binary Array Elements Equal to One II | Medium | |
| 3193 | Count the Number of Inversions | Hard | |
| 3194 | Minimum Average of Smallest and Largest Elements | Easy | |
| 3195 | Find the Minimum Area to Cover All Ones I | Medium | |
| 3196 | Maximize Total Cost of Alternating Subarrays | Medium | |
| 3197 | Find the Minimum Area to Cover All Ones II | Hard | |
| 3198 | Find Cities in Each State | Easy | |
| 3199 | Count Triplets with Even XOR Set Bits I | Easy | |
| 3200 | Maximum Height of a Triangle | Easy | |
| 3201 | Find the Maximum Length of Valid Subsequence I | Medium | |
| 3202 | Find the Maximum Length of Valid Subsequence II | Medium | |
| 3203 | Find Minimum Diameter After Merging Two Trees | Hard | |
| 3204 | Bitwise User Permissions Analysis | Medium | |
| 3205 | Maximum Array Hopping Score I | Medium | |
| 3206 | Alternating Groups I | Easy | |
| 3207 | Maximum Points After Enemy Battles | Medium | |
| 3208 | Alternating Groups II | Medium | |
| 3209 | Number of Subarrays With AND Value of K | Hard | |
| 3210 | Find the Encrypted String | TypeScript | Easy |
| 3211 | Generate Binary Strings Without Adjacent Zeros | Medium | |
| 3212 | Count Submatrices With Equal Frequency of X and Y | Medium | |
| 3213 | Construct String with Minimum Cost | Hard | |
| 3214 | Year on Year Growth Rate | Hard | |
| 3215 | Count Triplets with Even XOR Set Bits II | Medium | |
| 3216 | Lexicographically Smallest String After a Swap | TypeScript | Easy |
| 3217 | Delete Nodes From Linked List Present in Array | Medium | |
| 3218 | Minimum Cost for Cutting Cake I | Medium | |
| 3219 | Minimum Cost for Cutting Cake II | Hard | |
| 3220 | Odd and Even Transactions | Medium | |
| 3221 | Maximum Array Hopping Score II | Medium | |
| 3222 | Find the Winning Player in Coin Game | TypeScript | Easy |
| 3223 | Minimum Length of String After Operations | Medium | |
| 3224 | Minimum Array Changes to Make Differences Equal | Medium | |
| 3225 | Maximum Score From Grid Operations | Hard | |
| 3226 | Number of Bit Changes to Make Two Integers Equal | TypeScript | Easy |
| 3227 | Vowels Game in a String | Medium | |
| 3228 | Maximum Number of Operations to Move Ones to the End | Medium | |
| 3229 | Minimum Operations to Make Array Equal to Target | Hard | |
| 3230 | Customer Purchasing Behavior Analysis | Medium | |
| 3231 | Minimum Number of Increasing Subsequence to Be Removed | Hard | |
| 3232 | Find if Digit Game Can Be Won | TypeScript | Easy |
| 3233 | Find the Count of Numbers Which Are Not Special | Medium | |
| 3234 | Count the Number of Substrings With Dominant Ones | Medium | |
| 3235 | Check if the Rectangle Corner Is Reachable | Hard | |
| 3236 | CEO Subordinate Hierarchy | Hard | |
| 3237 | Alt and Tab Simulation | Medium | |
| 3238 | Find the Number of Winning Players | TypeScript | Easy |
| 3239 | Minimum Number of Flips to Make Binary Grid Palindromic I | Medium | |
| 3240 | Minimum Number of Flips to Make Binary Grid Palindromic II | Medium | |
| 3241 | Time Taken to Mark All Nodes | Hard | |
| 3242 | Design Neighbor Sum Service | Easy | |
| 3243 | Shortest Distance After Road Addition Queries I | Medium | |
| 3244 | Shortest Distance After Road Addition Queries II | Hard | |
| 3245 | Alternating Groups III | Hard | |
| 3246 | Premier League Table Ranking | Easy | |
| 3247 | Number of Subsequences with Odd Sum | Medium | |
| 3248 | Snake in Matrix | Easy | |
| 3249 | Count the Number of Good Nodes | Medium | |
| 3250 | Find the Count of Monotonic Pairs I | Hard | |
| 3251 | Find the Count of Monotonic Pairs II | Hard | |
| 3252 | Premier League Table Ranking II | Medium | |
| 3253 | Construct String with Minimum Cost (Easy) | Medium | |
| 3254 | Find the Power of K-Size Subarrays I | Medium | |
| 3255 | Find the Power of K-Size Subarrays II | Medium | |
| 3256 | Maximum Value Sum by Placing Three Rooks I | Hard | |
| 3257 | Maximum Value Sum by Placing Three Rooks II | Hard | |
| 3258 | Count Substrings That Satisfy K-Constraint I | Easy | |
| 3259 | Maximum Energy Boost From Two Drinks | Medium | |
| 3260 | Find the Largest Palindrome Divisible by K | Hard | |
| 3261 | Count Substrings That Satisfy K-Constraint II | Hard | |
| 3262 | Find Overlapping Shifts | Medium | |
| 3263 | Convert Doubly Linked List to Array I | Easy | |
| 3264 | Final Array State After K Multiplication Operations I | Easy | |
| 3265 | Count Almost Equal Pairs I | Medium | |
| 3266 | Final Array State After K Multiplication Operations II | Hard | |
| 3267 | Count Almost Equal Pairs II | Hard | |
| 3268 | Find Overlapping Shifts II | Hard | |
| 3269 | Constructing Two Increasing Arrays | Hard | |
| 3270 | Find the Key of the Numbers | TypeScript | Easy |
| 3271 | Hash Divided String | Medium | |
| 3272 | Find the Count of Good Integers | Hard | |
| 3273 | Minimum Amount of Damage Dealt to Bob | Hard | |
| 3274 | Check if Two Chessboard Squares Have the Same Color | TypeScript | Easy |
| 3275 | K-th Nearest Obstacle Queries | Medium | |
| 3276 | Select Cells in Grid With Maximum Score | Hard | |
| 3277 | Maximum XOR Score Subarray Queries | Hard | |
| 3278 | Find Candidates for Data Scientist Position II | Medium | |
| 3279 | Maximum Total Area Occupied by Pistons | Hard | |
| 3280 | Convert Date to Binary | TypeScript | Easy |
| 3281 | Maximize Score of Numbers in Ranges | Medium | |
| 3282 | Reach End of Array With Max Score | Medium | |
| 3283 | Maximum Number of Moves to Kill All Pawns | Hard | |
| 3284 | Sum of Consecutive Subarrays | Medium | |
| 3285 | Find Indices of Stable Mountains | Easy | |
| 3286 | Find a Safe Walk Through a Grid | Medium | |
| 3287 | Find the Maximum Sequence Value of Array | Hard | |
| 3288 | Length of the Longest Increasing Path | Hard | |
| 3289 | The Two Sneaky Numbers of Digitville | Easy | |
| 3290 | Maximum Multiplication Score | Medium | |
| 3291 | Minimum Number of Valid Strings to Form Target I | Medium | |
| 3292 | Minimum Number of Valid Strings to Form Target II | Hard | |
| 3293 | Calculate Product Final Price | Medium | |
| 3294 | Convert Doubly Linked List to Array II | Medium | |
| 3295 | Report Spam Message | Medium | |
| 3296 | Minimum Number of Seconds to Make Mountain Height Zero | Medium | |
| 3297 | Count Substrings That Can Be Rearranged to Contain a String I | Medium | |
| 3298 | Count Substrings That Can Be Rearranged to Contain a String II | Hard | |
| 3299 | Sum of Consecutive Subsequences | Hard | |
| 3300 | Minimum Element After Replacement With Digit Sum | TypeScript | Easy |
| 3301 | Maximize the Total Height of Unique Towers | Medium | |
| 3302 | Find the Lexicographically Smallest Valid Sequence | Medium | |
| 3303 | Find the Occurrence of First Almost Equal Substring | Hard | |
| 3304 | Find the K-th Character in String Game I | TypeScript | Easy |
| 3305 | Count of Substrings Containing Every Vowel and K Consonants I | Medium | |
| 3306 | Count of Substrings Containing Every Vowel and K Consonants II | Medium | |
| 3307 | Find the K-th Character in String Game II | Hard | |
| 3308 | Find Top Performing Driver | Medium | |
| 3309 | Maximum Possible Number by Binary Concatenation | Medium | |
| 3310 | Remove Methods From Project | Medium | |
| 3311 | Construct 2D Grid Matching Graph Layout | Hard | |
| 3312 | Sorted GCD Pair Queries | Hard | |
| 3313 | Find the Last Marked Nodes in Tree | Hard | |
| 3314 | Construct the Minimum Bitwise Array I | Easy | |
| 3315 | Construct the Minimum Bitwise Array II | Medium | |
| 3316 | Find Maximum Removals From Source String | Medium | |
| 3317 | Find the Number of Possible Ways for an Event | Hard | |
| 3318 | Find X-Sum of All K-Long Subarrays I | Easy | |
| 3319 | K-th Largest Perfect Subtree Size in Binary Tree | Medium | |
| 3320 | Count The Number of Winning Sequences | Hard | |
| 3321 | Find X-Sum of All K-Long Subarrays II | Hard | |
| 3322 | Premier League Table Ranking III | Medium | |
| 3323 | Minimize Connected Groups by Inserting Interval | Medium | |
| 3324 | Find the Sequence of Strings Appeared on the Screen | Medium | |
| 3325 | Count Substrings With K-Frequency Characters I | Medium | |
| 3326 | Minimum Division Operations to Make Array Non Decreasing | Medium | |
| 3327 | Check if DFS Strings Are Palindromes | Hard | |
| 3328 | Find Cities in Each State II | Medium | |
| 3329 | Count Substrings With K-Frequency Characters II | Hard | |
| 3330 | Find the Original Typed String I | Java TypeScript | Easy |
| 3331 | Find Subtree Sizes After Changes | Medium | |
| 3332 | Maximum Points Tourist Can Earn | Medium | |
| 3333 | Find the Original Typed String II | Hard | |
| 3334 | Find the Maximum Factor Score of Array | Medium | |
| 3335 | Total Characters in String After Transformations I | Medium | |
| 3336 | Find the Number of Subsequences With Equal GCD | Hard | |
| 3337 | Total Characters in String After Transformations II | Hard | |
| 3338 | Second Highest Salary II | Medium | |
| 3339 | Find the Number of K-Even Arrays | Medium | |
| LCP01 | Guess Numbers | Java JavaScript TypeScript | Easy |
| LCP02 | Deep Dark Fraction | JavaScript TypeScript | Easy |
| LCP03 | Programmable Robot | Medium | |
| LCP04 | Broken Board Dominoes | Hard | |
| LCP05 | Coin Bonus | Hard | |
| LCP06 | 拿硬币 | Java JavaScript TypeScript | Easy |
| LCP07 | 传递信息 | Easy | |
| LCP08 | 剧情触发时间 | Medium | |
| LCP09 | 最小跳跃次数 | Hard | |
| LCP10 | 二叉树任务调度 | Hard | |
| LCP11 | 期望个数统计 | Easy | |
| LCP12 | 小张刷题计划 | TypeScript | Medium |
| LCP13 | 寻宝 | Hard | |
| LCP14 | 切分数组 | Hard | |
| LCP15 | 游乐园的迷宫 | Hard | |
| LCP16 | 游乐园的游览计划 | Hard | |
| LCP17 | 速算机器人 | Java JavaScript TypeScript | Easy |
| LCP18 | 早餐组合 | JavaScript TypeScript | Easy |
| LCP19 | 秋叶收藏集 | TypeScript | Medium |
| LCP20 | 快速公交 | Hard | |
| LCP21 | 追逐游戏 | Hard | |
| LCP22 | 黑白方格画 | Easy | |
| LCP23 | 魔术排列 | Medium | |
| LCP24 | 数字游戏 | Hard | |
| LCP25 | 古董键盘 | Hard | |
| LCP26 | 导航装置 | Hard | |
| LCP27 | 黑盒光线反射 | Hard | |
| LCP28 | 采购方案 | JavaScript TypeScript | Easy |
| LCP29 | 乐团站位 | Medium | |
| LCP30 | 魔塔游戏 | Medium | |
| LCP31 | 变换的迷宫 | Hard | |
| LCP32 | 批量处理任务 | Hard | |
| LCP33 | 蓄水 | Easy | |
| LCP34 | 二叉树染色 | Medium | |
| LCP35 | 电动车游城市 | Hard | |
| LCP36 | 最多牌组数 | Hard | |
| LCP37 | 最小矩形面积 | Hard | |
| LCP38 | 守卫城堡 | Hard | |
| LCP39 | 无人机方阵 | Easy | |
| LCP40 | 心算挑战 | TypeScript | Easy |
| LCP41 | 黑白翻转棋 | Medium | |
| LCP42 | 玩具套圈 | Hard | |
| LCP43 | 十字路口的交通 | Hard | |
| LCP44 | 开幕式焰火 | JavaScript TypeScript | Easy |
| LCP45 | 自行车炫技赛场 | Medium | |
| LCP46 | 志愿者调配 | Medium | |
| LCP47 | 入场安检 | Hard | |
| LCP48 | 无限棋局 | Hard | |
| LCP49 | 环形闯关游戏 | Hard | |
| LCP50 | 宝石补给 | JavaScript TypeScript | Easy |
| LCP51 | 烹饪料理 | TypeScript | Easy |
| LCP52 | 二叉搜索树染色 | Medium | |
| LCP53 | 守护太空城 | Hard | |
| LCP54 | 夺回据点 | Hard | |
| LCP55 | 采集果实 | JavaScript TypeScript | Easy |
| LCP56 | 信物传送 | Medium | |
| LCP57 | 打地鼠 | Hard | |
| LCP58 | 积木拼接 | Hard | |
| LCP59 | 搭桥过河 | Hard | |
| LCP60 | 力扣泡泡龙 | Hard | |
| LCP61 | 气温变化趋势 | JavaScript TypeScript | Easy |
| LCP62 | 交通枢纽 | TypeScript | Medium |
| LCP63 | 弹珠游戏 | Medium | |
| LCP64 | 二叉树灯饰 | Medium | |
| LCP65 | 舒适的湿度 | Hard | |
| LCP66 | 最小展台数量 | JavaScript TypeScript | Easy |
| LCP67 | 装饰树 | JavaScript TypeScript | Medium |
| LCP68 | 美观的花束 | TypeScript | Medium |
| LCP69 | Hello LeetCode! | Hard | |
| LCP70 | 沙地治理 | Hard | |
| LCP71 | 集水器 | Hard | |
| LCP72 | 补给马车 | TypeScript | Easy |
| LCP73 | 探险营地 | TypeScript | Medium |
| LCP74 | 最强祝福力场 | Medium | |
| LCP75 | 传送卷轴 | Hard | |
| LCP76 | 魔法棋盘 | Hard | |
| LCP77 | 符文储备 | TypeScript | Easy |
| LCP78 | 城墙防线 | Medium | |
| LCP79 | 提取咒文 | Medium | |
| LCP80 | 生物进化录 | Hard | |
| LCP81 | 与非的谜题 | Hard | |
| LCP82 | 万灵之树 | Hard | |
| LCR120 | 寻找文件副本 | Java | Easy |
| LCR121 | 寻找目标值 - 二维数组 | Medium | |
| LCR122 | 路径加密 | Java | Easy |
| LCR123 | 图书整理 I | Java | Easy |
| LCR124 | 推理二叉树 | Medium | |
| LCR125 | 图书整理 II | Easy | |
| LCR126 | 斐波那契数 | Java | Easy |
| LCR127 | 跳跃训练 | Easy | |
| LCR128 | 库存管理 I | Easy | |
| LCR129 | 字母迷宫 | Medium | |
| LCR130 | 衣橱整理 | Medium | |
| LCR131 | 砍竹子 I | Medium | |
| LCR132 | 砍竹子 II | Medium | |
| LCR133 | 位 1 的个数 | Java | Easy |
| LCR134 | Pow(x, n) | Medium | |
| LCR135 | 报数 | Java | Easy |
| LCR136 | 删除链表的节点 | Java | Easy |
| LCR137 | 模糊搜索验证 | Hard | |
| LCR138 | 有效数字 | TypeScript | Medium |
| LCR139 | 训练计划 I | Java | Easy |
| LCR140 | 训练计划 II | Easy | |
| LCR141 | 训练计划 III | Easy | |
| LCR142 | 训练计划 IV | Easy | |
| LCR143 | 子结构判断 | Medium | |
| LCR144 | 翻转二叉树 | Java | Easy |
| LCR145 | 判断对称二叉树 | Java | Easy |
| LCR146 | 螺旋遍历二维数组 | Easy | |
| LCR147 | 最小栈 | Easy | |
| LCR148 | 验证图书取出顺序 | Medium | |
| LCR149 | 彩灯装饰记录 I | Medium | |
| LCR150 | 彩灯装饰记录 II | Java | Easy |
| LCR151 | 彩灯装饰记录 III | Medium | |
| LCR152 | 验证二叉搜索树的后序遍历序列 | Medium | |
| LCR153 | 二叉树中和为目标值的路径 | Medium | |
| LCR154 | 随机链表的复制 | Medium | |
| LCR155 | 将二叉搜索树转化为排序的双向链表 | Medium | |
| LCR156 | 序列化与反序列化二叉树 | Hard | |
| LCR157 | 套餐内商品的排列顺序 | Medium | |
| LCR158 | 库存管理 II | Easy | |
| LCR159 | 库存管理 III | Easy | |
| LCR160 | 数据流中的中位数 | Hard | |
| LCR161 | 连续天数的最高销售额 | Java | Easy |
| LCR162 | 数字 1 的个数 | Hard | |
| LCR163 | 找到第 k 位数字 | Medium | |
| LCR164 | 破解闯关密码 | Medium | |
| LCR165 | 解密数字 | Medium | |
| LCR166 | 珠宝的最高价值 | Medium | |
| LCR167 | 招式拆解 I | Medium | |
| LCR168 | 丑数 | Medium | |
| LCR169 | 招式拆解 II | Easy | |
| LCR170 | 交易逆序对的总数 | Hard | |
| LCR171 | 训练计划 V | Easy | |
| LCR172 | 统计目标成绩的出现次数 | Java | Easy |
| LCR173 | 点名 | Java | Easy |
| LCR174 | 寻找二叉搜索树中的目标节点 | Easy | |
| LCR175 | 计算二叉树的深度 | Java | Easy |
| LCR176 | 判断是否为平衡二叉树 | Java | Easy |
| LCR177 | 撞色搭配 | Medium | |
| LCR178 | 训练计划 VI | Medium | |
| LCR179 | 查找总价格为目标值的两个商品 | Java | Easy |
| LCR180 | 文件组合 | Easy | |
| LCR181 | 字符串中的单词反转 | Java | Easy |
| LCR182 | 动态口令 | Java | Easy |
| LCR183 | 望远镜中最高的海拔 | Hard | |
| LCR184 | 设计自助结算系统 | Medium | |
| LCR185 | 统计结果概率 | Medium | |
| LCR186 | 文物朝代判断 | Java | Easy |
| LCR187 | 破冰游戏 | Easy | |
| LCR188 | 买卖芯片的最佳时机 | Medium | |
| LCR189 | 设计机械累加器 | Medium | |
| LCR190 | 加密运算 | Easy | |
| LCR191 | 按规则计算统计结果 | Medium | |
| LCR192 | 把字符串转换成整数 (atoi) | JavaScript | Medium |
| LCR193 | 求二叉搜索树的最近公共祖先 | Java | Easy |
| LCR194 | 寻找二叉树的最近公共祖先 | Java | Easy |
| 面试题01_01 | Is Unique LCCI | Java JavaScript TypeScript | Easy |
| 面试题01_02 | Check Permutation LCCI | Java JavaScript TypeScript | Easy |
| 面试题01_03 | String to URL LCCI | JavaScript TypeScript | Easy |
| 面试题01_04 | Palindrome Permutation LCCI | JavaScript TypeScript | Easy |
| 面试题01_05 | One Away LCCI | JavaScript TypeScript | Medium |
| 面试题01_06 | Compress String LCCI | JavaScript TypeScript | Easy |
| 面试题01_07 | Rotate Matrix LCCI | JavaScript TypeScript | Medium |
| 面试题01_08 | Zero Matrix LCCI | JavaScript TypeScript | Medium |
| 面试题01_09 | String Rotation LCCI | JavaScript TypeScript | Easy |
| 面试题02_01 | Remove Duplicate Node LCCI | JavaScript TypeScript | Easy |
| 面试题02_02 | Kth Node From End of List LCCI | JavaScript TypeScript | Easy |
| 面试题02_03 | Delete Middle Node LCCI | JavaScript | Easy |
| 面试题02_04 | Partition List LCCI | JavaScript | Medium |
| 面试题02_05 | Sum Lists LCCI | JavaScript TypeScript | Medium |
| 面试题02_06 | Palindrome Linked List LCCI | JavaScript TypeScript | Easy |
| 面试题02_07 | Intersection of Two Linked Lists LCCI | JavaScript | Easy |
| 面试题02_08 | Linked List Cycle LCCI | JavaScript | Medium |
| 面试题03_01 | Three in One LCCI | JavaScript TypeScript | Easy |
| 面试题03_02 | Min Stack LCCI | JavaScript TypeScript | Easy |
| 面试题03_03 | Stack of Plates LCCI | JavaScript TypeScript | Medium |
| 面试题03_04 | Implement Queue using Stacks LCCI | JavaScript TypeScript | Easy |
| 面试题03_05 | Sort of Stacks LCCI | JavaScript TypeScript | Medium |
| 面试题03_06 | Animal Shelter LCCI | JavaScript TypeScript | Easy |
| 面试题04_01 | Route Between Nodes LCCI | JavaScript TypeScript | Medium |
| 面试题04_02 | Minimum Height Tree LCCI | JavaScript TypeScript | Easy |
| 面试题04_03 | List of Depth LCCI | JavaScript TypeScript | Medium |
| 面试题04_04 | Check Balance LCCI | Java JavaScript TypeScript | Easy |
| 面试题04_05 | Legal Binary Search Tree LCCI | JavaScript TypeScript | Medium |
| 面试题04_06 | Successor LCCI | JavaScript | Medium |
| 面试题04_08 | First Common Ancestor LCCI | JavaScript | Medium |
| 面试题04_09 | BST Sequences LCCI | JavaScript TypeScript | Hard |
| 面试题04_10 | Check SubTree LCCI | JavaScript TypeScript | Medium |
| 面试题04_12 | Paths with Sum LCCI | JavaScript TypeScript | Medium |
| 面试题05_01 | Insert Into Bits LCCI | JavaScript TypeScript | Easy |
| 面试题05_02 | Binary Number to String LCCI | JavaScript TypeScript | Medium |
| 面试题05_03 | Reverse Bits LCCI | JavaScript | Easy |
| 面试题05_04 | Closed Number LCCI | TypeScript | Medium |
| 面试题05_06 | Convert Integer LCCI | JavaScript TypeScript | Easy |
| 面试题05_07 | Exchange LCCI | JavaScript TypeScript | Easy |
| 面试题05_08 | Draw Line LCCI | Medium | |
| 面试题08_01 | Three Steps Problem LCCI | JavaScript TypeScript | Easy |
| 面试题08_02 | Robot in a Grid LCCI | JavaScript TypeScript | Medium |
| 面试题08_03 | Magic Index LCCI | JavaScript TypeScript | Easy |
| 面试题08_04 | Power Set LCCI | JavaScript TypeScript | Medium |
| 面试题08_05 | Recursive Mulitply LCCI | JavaScript | Medium |
| 面试题08_06 | Hanota LCCI | JavaScript TypeScript | Easy |
| 面试题08_07 | Permutation I LCCI | JavaScript TypeScript | Medium |
| 面试题08_08 | Permutation II LCCI | JavaScript TypeScript | Medium |
| 面试题08_09 | Bracket LCCI | JavaScript TypeScript | Medium |
| 面试题08_10 | Color Fill LCCI | JavaScript TypeScript | Easy |
| 面试题08_11 | Coin LCCI | JavaScript TypeScript | Medium |
| 面试题08_12 | Eight Queens LCCI | Hard | |
| 面试题08_13 | Pile Box LCCI | TypeScript | Hard |
| 面试题08_14 | Boolean Evaluation LCCI | Medium | |
| 面试题10_01 | Sorted Merge LCCI | Java JavaScript TypeScript | Easy |
| 面试题10_02 | Group Anagrams LCCI | JavaScript TypeScript | Medium |
| 面试题10_03 | Search Rotate Array LCCI | JavaScript | Medium |
| 面试题10_05 | Sparse Array Search LCCI | JavaScript TypeScript | Easy |
| 面试题10_09 | Sorted Matrix Search LCCI | JavaScript | Medium |
| 面试题10_10 | Rank from Stream LCCI | JavaScript TypeScript | Medium |
| 面试题10_11 | Peaks and Valleys LCCI | JavaScript | Medium |
| 面试题16_01 | Swap Numbers LCCI | JavaScript TypeScript | Medium |
| 面试题16_02 | Words Frequency LCCI | JavaScript TypeScript | Medium |
| 面试题16_03 | Intersection LCCI | Hard | |
| 面试题16_04 | Tic-Tac-Toe LCCI | JavaScript TypeScript | Medium |
| 面试题16_05 | Factorial Zeros LCCI | Java JavaScript TypeScript | Easy |
| 面试题16_06 | Smallest Difference LCCI | JavaScript TypeScript | Medium |
| 面试题16_07 | Maximum LCCI | Java JavaScript TypeScript | Easy |
| 面试题16_08 | English Int LCCI | JavaScript | Hard |
| 面试题16_09 | Operations LCCI | TypeScript | Medium |
| 面试题16_10 | Living People LCCI | JavaScript TypeScript | Medium |
| 面试题16_11 | Diving Board LCCI | JavaScript TypeScript | Easy |
| 面试题16_13 | Bisect Squares LCCI | Medium | |
| 面试题16_14 | Best Line LCCI | Medium | |
| 面试题16_15 | Master Mind LCCI | JavaScript TypeScript | Easy |
| 面试题16_16 | Sub Sort LCCI | TypeScript | Medium |
| 面试题16_17 | Contiguous Sequence LCCI | JavaScript TypeScript | Easy |
| 面试题16_18 | Pattern Matching LCCI | Medium | |
| 面试题16_19 | Pond Sizes LCCI | JavaScript TypeScript | Medium |
| 面试题16_20 | T9 LCCI | JavaScript TypeScript | Medium |
| 面试题16_21 | Sum Swap LCCI | JavaScript TypeScript | Medium |
| 面试题16_22 | Langtons Ant LCCI | Medium | |
| 面试题16_24 | Pairs With Sum LCCI | JavaScript TypeScript | Medium |
| 面试题16_25 | LRU Cache LCCI | JavaScript | Medium |
| 面试题16_26 | Calculator LCCI | TypeScript | Medium |
| 面试题17_01 | Add Without Plus LCCI | JavaScript TypeScript | Easy |
| 面试题17_04 | Missing Number LCCI | JavaScript TypeScript | Easy |
| 面试题17_05 | Find Longest Subarray LCCI | JavaScript | Medium |
| 面试题17_06 | Number Of 2s In Range LCCI | Hard | |
| 面试题17_07 | Baby Names LCCI | JavaScript TypeScript | Medium |
| 面试题17_08 | Circus Tower LCCI | Medium | |
| 面试题17_09 | Get Kth Magic Number LCCI | JavaScript TypeScript | Medium |
| 面试题17_10 | Find Majority Element LCCI | JavaScript TypeScript | Easy |
| 面试题17_11 | Find Closest LCCI | JavaScript TypeScript | Medium |
| 面试题17_12 | BiNode LCCI | JavaScript TypeScript | Easy |
| 面试题17_13 | Re-Space LCCI | Medium | |
| 面试题17_14 | Smallest K LCCI | JavaScript TypeScript | Medium |
| 面试题17_15 | Longest Word LCCI | TypeScript | Medium |
| 面试题17_16 | The Masseuse LCCI | JavaScript TypeScript | Easy |
| 面试题17_17 | Multi Search LCCI | TypeScript | Medium |
| 面试题17_18 | Shortest Supersequence LCCI | TypeScript | Medium |
| 面试题17_19 | Missing Two LCCI | JavaScript TypeScript | Hard |
| 面试题17_20 | Continuous Median LCCI | JavaScript TypeScript | Hard |
| 面试题17_21 | Volume of Histogram LCCI | JavaScript | Hard |
| 面试题17_22 | Word Transformer LCCI | Medium | |
| 面试题17_23 | Max Black Square LCCI | Medium | |
| 面试题17_24 | Max Submatrix LCCI | Hard | |
| 面试题17_25 | Word Rectangle LCCI | Hard | |
| 面试题17_26 | Sparse Similarity LCCI | Hard | |
| LCS01 | 下载插件 | TypeScript | Easy |
| LCS02 | 完成一半题目 | TypeScript | Easy |
| LCS03 | 主题空间 | TypeScript | Medium |
| LCR001 | 两数相除 | TypeScript | Easy |
| LCR002 | 二进制求和 | Easy | |
| LCR003 | 比特位计数 | Java | Easy |
| LCR004 | 只出现一次的数字 II | TypeScript | Medium |
| LCR005 | 最大单词长度乘积 | Medium | |
| LCR006 | 两数之和 II - 输入有序数组 | Easy | |
| LCR007 | 三数之和 | Medium | |
| LCR008 | 长度最小的子数组 | Medium | |
| LCR009 | 乘积小于 K 的子数组 | Medium | |
| LCR010 | 和为 K 的子数组 | Medium | |
| LCR011 | 连续数组 | Medium | |
| LCR012 | 寻找数组的中心下标 | Easy | |
| LCR013 | 二维区域和检索 - 矩阵不可变 | Medium | |
| LCR014 | 字符串的排列 | Medium | |
| LCR015 | 找到字符串中所有字母异位词 | Medium | |
| LCR016 | 无重复字符的最长子串 | Medium | |
| LCR017 | 最小覆盖子串 | JavaScript | Hard |
| LCR018 | 验证回文串 | Java | Easy |
| LCR019 | 验证回文串 II | Easy | |
| LCR020 | 回文子串 | TypeScript | Medium |
| LCR021 | 删除链表的倒数第 N 个结点 | Medium | |
| LCR022 | 环形链表 II | Medium | |
| LCR023 | 相交链表 | Java | Easy |
| LCR024 | 反转链表 | Java | Easy |
| LCR025 | 两数相加 II | Medium | |
| LCR026 | 重排链表 | Medium | |
| LCR027 | 回文链表 | Easy | |
| LCR028 | 扁平化多级双向链表 | Medium | |
| LCR029 | 循环有序列表的插入 | Medium | |
| LCR030 | O(1) 时间插入、删除和获取随机元素 | Medium | |
| LCR031 | LRU 缓存 | Medium | |
| LCR032 | 有效的字母异位词 | Easy | |
| LCR033 | 字母异位词分组 | Medium | |
| LCR034 | 验证外星语词典 | Easy | |
| LCR035 | 最小时间差 | Medium | |
| LCR036 | 逆波兰表达式求值 | Medium | |
| LCR037 | 行星碰撞 | Medium | |
| LCR038 | 每日温度 | Medium | |
| LCR039 | 柱状图中最大的矩形 | TypeScript | Hard |
| LCR040 | 最大矩形 | TypeScript | Hard |
| LCR041 | 数据流中的移动平均值 | Easy | |
| LCR042 | 最近的请求次数 | Easy | |
| LCR043 | 完全二叉树插入器 | Medium | |
| LCR044 | 在每个树行中找最大值 | Medium | |
| LCR045 | 找树左下角的值 | Medium | |
| LCR046 | 二叉树的右视图 | Medium | |
| LCR047 | 二叉树剪枝 | Medium | |
| LCR048 | 二叉树的序列化与反序列化 | Hard | |
| LCR049 | 求根节点到叶节点数字之和 | Medium | |
| LCR050 | 路径总和 III | Medium | |
| LCR051 | 二叉树中的最大路径和 | Hard | |
| LCR052 | 递增顺序搜索树 | Easy | |
| LCR053 | 二叉搜索树中的中序后继 | Medium | |
| LCR054 | 把二叉搜索树转换为累加树 | Medium | |
| LCR055 | 二叉搜索树迭代器 | Medium | |
| LCR056 | 两数之和 IV - 输入二叉搜索树 | Easy | |
| LCR057 | 存在重复元素 III | Medium | |
| LCR058 | 我的日程安排表 I | Medium | |
| LCR059 | 数据流中的第 K 大元素 | Easy | |
| LCR060 | 前 K 个高频元素 | TypeScript | Medium |
| LCR061 | 查找和最小的 K 对数字 | Medium | |
| LCR062 | 实现 Trie (前缀树) | Medium | |
| LCR063 | 单词替换 | Medium | |
| LCR064 | 实现一个魔法字典 | JavaScript | Medium |
| LCR065 | 单词的压缩编码 | JavaScript | Medium |
| LCR066 | 键值映射 | Medium | |
| LCR067 | 数组中两个数的最大异或值 | Medium | |
| LCR068 | 搜索插入位置 | Easy | |
| LCR069 | 山脉数组的峰顶索引 | Easy | |
| LCR070 | 有序数组中的单一元素 | Medium | |
| LCR071 | 按权重随机选择 | Medium | |
| LCR072 | x 的平方根 | Easy | |
| LCR073 | 爱吃香蕉的狒狒 | Medium | |
| LCR074 | 合并区间 | Medium | |
| LCR075 | 数组的相对排序 | Easy | |
| LCR076 | 数组中的第 K 个最大元素 | TypeScript | Medium |
| LCR077 | 排序链表 | Medium | |
| LCR078 | 合并 K 个升序链表 | Hard | |
| LCR079 | 子集 | Medium | |
| LCR080 | 组合 | Medium | |
| LCR081 | 组合总和 | Medium | |
| LCR082 | 组合总和 II | Medium | |
| LCR083 | 全排列 | Medium | |
| LCR084 | 全排列 II | Medium | |
| LCR085 | 括号生成 | Medium | |
| LCR086 | 分割回文串 | TypeScript | Medium |
| LCR087 | 复原 IP 地址 | TypeScript | Medium |
| LCR088 | 使用最小花费爬楼梯 | Easy | |
| LCR089 | 打家劫舍 | Medium | |
| LCR090 | 打家劫舍 II | Medium | |
| LCR091 | 粉刷房子 | TypeScript | Medium |
| LCR092 | 将字符串翻转到单调递增 | Medium | |
| LCR093 | 最长的斐波那契子序列的长度 | JavaScript | Medium |
| LCR094 | 分割回文串 II | JavaScript | Hard |
| LCR095 | 最长公共子序列 | Medium | |
| LCR096 | 交错字符串 | JavaScript | Medium |
| LCR097 | 不同的子序列 | JavaScript | Hard |
| LCR098 | 不同路径 | Medium | |
| LCR099 | 最小路径和 | Medium | |
| LCR100 | 三角形最小路径和 | Medium | |
| LCR101 | 分割等和子集 | Easy | |
| LCR102 | 目标和 | Medium | |
| LCR103 | 零钱兑换 | Medium | |
| LCR104 | 组合总和 Ⅳ | Medium | |
| LCR105 | 岛屿的最大面积 | Medium | |
| LCR106 | 判断二分图 | Medium | |
| LCR107 | 01 矩阵 | Medium | |
| LCR108 | 单词接龙 | JavaScript | Hard |
| LCR109 | 打开转盘锁 | JavaScript | Medium |
| LCR110 | 所有可能的路径 | Medium | |
| LCR111 | 除法求值 | Medium | |
| LCR112 | 矩阵中的最长递增路径 | Hard | |
| LCR113 | 课程表 II | Medium | |
| LCR114 | 火星词典 | Hard | |
| LCR115 | 序列重建 | Medium | |
| LCR116 | 省份数量 | Medium | |
| LCR117 | 相似字符串组 | Hard | |
| LCR118 | 冗余连接 | Medium | |
| LCR119 | 最长连续序列 | JavaScript | Medium |
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