LeetCode Algorithm

#	Title	Difficulty	pass	faster than	memory less than
1	Two Sum	Easy	100%	94.29%	97.01%
2	Add Two Numbers	Medium	100%	81.23%	46.16%
3	Longest Substring Without Repeating Characters	Medium	100%	27.85%	65.74%
4	Median of Two Sorted Arrays	Hard	100%	49.62%	13.81%
5	Longest_Palindromic_Substring	Medium	100%	71.20%	96.89%
6	ZigZag Conversion	Medium	100%	46.36%	73.40%
7	Reverse Integer	Easy	100%	75.87%	51.71%
8	String to Integer (atoi)	Medium	100%	69.07%	93.85%
9	Palindrome Number	Easy	100%	72.01%	54.91%
10	Regular Expression Matching	Hard	NA	NA	NA
11	Container With Most Water	Medium	100%	89.85%	89.38%
12	Integer to Roman	Medium	100%	96.37%	60.36%
13	Roman to Integer	Easy	100%	19.97%	82.06%
14	Longest Common Prefix	Easy	100%	95.19%	86.36%
15	3Sum	Medium	100%	53.45%	72.00%
16	3Sum Closest	Medium	100%	99.32%	55.94%
17	Letter Combinations of a Phone Number	Medium	100%	84.69%	82.70%
18	4Sum	Medium	100%	91.72%	97.78%
19	Remove Nth Node From End of List	Medium	100%	81.09%	37.66%
20	Valid Parentheses	Easy	100%	90.98%	45.17%
21	Merge Two Sorted Lists	Easy	100%	95.34%	61.16%
22	Generate Parentheses	Medium	100%	85.24%	84.59%
23	Generate Parentheses	Hard	100%	90.62%	33.20%
24	Swap Nodes in Pairs	Medium	100%	99.87%	50.81%
25	Reverse Nodes in k-Group	Hard	100%	72.26%	54.89%
26	Remove Duplicates from Sorted Array	Easy	100%	62.26%	92.52%
27	Remove Element	Easy	100%	48.15%	70.71%
28	Implement strStr()	Easy	100%	85.56%	67.81%
29	Divide Two Integers	Medium	100%	51.85%	97.37%
30	Substring with Concatenation of All Words	Hard	100%	31.18%	62.29%
31	Next Permutation	Medium	100%	93.52%	37.16%
32	Longest Valid Parentheses	Hard	100%	83.21%	34.66%
33	Search in Rotated Sorted Array	Medium	100%	47.34%	81.96%
34	Find First and Last Position of Element in Sorted Array	Medium	100%	86.60%	97.78%
35	Search Insert Position	Easy	100%	98.87%	76.67%
36	Valid Sudoku	Medium	100%	47.30%	35.87%
37	Sudoku Solver	Hard	100%	92.58%	47.74%
38	Count and Say	Easy	100%	82.14%	19.94%
			100%	0.00%	0.00%
			100%	0.00%	0.00%
			100%	0.00%	0.00%
			100%	0.00%	0.00%
			100%	0.00%	0.00%
			100%	0.00%	0.00%
			100%	0.00%	0.00%
			100%	0.00%	0.00%
			100%	0.00%	0.00%
			100%	0.00%	0.00%
			100%	0.00%	0.00%
			100%	0.00%	0.00%
			100%	0.00%	0.00%
			100%	0.00%	0.00%
			100%	0.00%	0.00%
			100%	0.00%	0.00%
			100%	0.00%	0.00%
			100%	0.00%	0.00%
			100%	0.00%	0.00%
			100%	0.00%	0.00%
			100%	0.00%	0.00%