Loops.ipynb

{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 1,
   "id": "df717522",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "range(1, 10)"
      ]
     },
     "execution_count": 1,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "range(1,10)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "id": "64043909",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "range(1, 10)\n"
     ]
    }
   ],
   "source": [
    "print(range(1,10))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "id": "88ac74bc",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "[1, 2, 3, 4, 5, 6, 7, 8, 9]"
      ]
     },
     "execution_count": 3,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "list(range(1,10))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "id": "210d14be",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "[1, 2, 3, 4, 5, 6, 7, 8, 9, 10]"
      ]
     },
     "execution_count": 4,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "list(range(1,11))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "id": "f0cf894b",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "[1, 2, 3, 4, 5, 6, 7, 8, 9, 10]"
      ]
     },
     "execution_count": 5,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "list(range(1,11,1))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "id": "3b9787e3",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "[1, 3, 5, 7, 9]"
      ]
     },
     "execution_count": 6,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "list(range(1,11,2))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "id": "5c1a9c34",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10]"
      ]
     },
     "execution_count": 7,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "list(range(11))"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "27149020",
   "metadata": {},
   "source": [
    "### while loop"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "faa1bd53",
   "metadata": {},
   "source": [
    "### print the numebrs from 1 to 10"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 8,
   "id": "5a6babfc",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "range(1, 11)"
      ]
     },
     "execution_count": 8,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "range(1,11,1)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 9,
   "id": "37782dbd",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "1\n",
      "2\n",
      "3\n",
      "4\n",
      "5\n",
      "6\n",
      "7\n",
      "8\n",
      "9\n",
      "10\n"
     ]
    }
   ],
   "source": [
    "#Approach 1\n",
    "i=1\n",
    "while i<11:\n",
    "    print(i)\n",
    "    i=i+1"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 10,
   "id": "2739b61e",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "1\n",
      "2\n",
      "3\n",
      "4\n",
      "5\n",
      "6\n",
      "7\n",
      "8\n",
      "9\n",
      "10\n"
     ]
    }
   ],
   "source": [
    "#Approach 2\n",
    "i=1\n",
    "while i<11:\n",
    "    print(i)\n",
    "    i+=1"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 11,
   "id": "5003dc6a",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "1\n",
      "2\n",
      "3\n",
      "4\n",
      "5\n",
      "6\n",
      "7\n",
      "8\n",
      "9\n",
      "10\n"
     ]
    }
   ],
   "source": [
    "for i in range(1,11):\n",
    "    print(i)"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "7695b831",
   "metadata": {},
   "source": [
    "### even numbers between 1 to 50"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 36,
   "id": "cfda4b9a",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 "
     ]
    }
   ],
   "source": [
    "i= 1\n",
    "while i<51:\n",
    "    if i%2==0:\n",
    "        print(i,end=' ')\n",
    "    i=i+1"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 35,
   "id": "b65f8174",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 "
     ]
    }
   ],
   "source": [
    "for i in range(1,51):\n",
    "    if i%2==0:\n",
    "        print(i,end=' ')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 33,
   "id": "f79f92a1",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "1 My name is Lakhan\n",
      "2 My name is Lakhan\n",
      "3 My name is Lakhan\n",
      "4 My name is Lakhan\n",
      "5 My name is Lakhan\n",
      "6 My name is Lakhan\n",
      "7 My name is Lakhan\n",
      "8 My name is Lakhan\n",
      "9 My name is Lakhan\n",
      "10 My name is Lakhan\n"
     ]
    }
   ],
   "source": [
    "for i in range(1,11):\n",
    "    print(f\"{i} My name is Lakhan\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 34,
   "id": "8246d5ee",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "0 hello World\n",
      "1 hello World\n",
      "2 hello World\n",
      "3 hello World\n",
      "4 hello World\n",
      "5 hello World\n",
      "6 hello World\n",
      "7 hello World\n",
      "8 hello World\n",
      "9 hello World\n"
     ]
    }
   ],
   "source": [
    "for i in range(10):\n",
    "    print(f\"{i} hello World\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 16,
   "id": "0f350d0e",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Enter the starting number : 1\n",
      "Enter the ending number : 2\n",
      "1\n",
      "2\n"
     ]
    }
   ],
   "source": [
    "i = int(input(\"Enter the starting number : \"))\n",
    "end = int(input(\"Enter the ending number : \"))\n",
    "while i<(end+1):\n",
    "    print(i)\n",
    "    i=i+1"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 17,
   "id": "a0978e35",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "10"
      ]
     },
     "execution_count": 17,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "len(range(1,11))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 18,
   "id": "291c8257",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "1 2 3 4 5 6 7 8 9 10 "
     ]
    }
   ],
   "source": [
    "for i in range(1,11):\n",
    "    print(i,end=' ')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 19,
   "id": "6114f43c",
   "metadata": {},
   "outputs": [],
   "source": [
    "#len(1)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 20,
   "id": "3768bc3f",
   "metadata": {},
   "outputs": [
    {
     "ename": "TypeError",
     "evalue": "'int' object is not iterable",
     "output_type": "error",
     "traceback": [
      "\u001b[1;31m---------------------------------------------------------------------------\u001b[0m",
      "\u001b[1;31mTypeError\u001b[0m                                 Traceback (most recent call last)",
      "Cell \u001b[1;32mIn[20], line 1\u001b[0m\n\u001b[1;32m----> 1\u001b[0m \u001b[38;5;28;01mfor\u001b[39;00m i \u001b[38;5;129;01min\u001b[39;00m \u001b[38;5;241m1\u001b[39m:\n\u001b[0;32m      2\u001b[0m     \u001b[38;5;28mprint\u001b[39m(i,end\u001b[38;5;241m=\u001b[39m\u001b[38;5;124m'\u001b[39m\u001b[38;5;124m \u001b[39m\u001b[38;5;124m'\u001b[39m)\n",
      "\u001b[1;31mTypeError\u001b[0m: 'int' object is not iterable"
     ]
    }
   ],
   "source": [
    "for i in 1:\n",
    "    print(i,end=' ')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 21,
   "id": "36662ef1",
   "metadata": {},
   "outputs": [
    {
     "ename": "TypeError",
     "evalue": "object of type 'float' has no len()",
     "output_type": "error",
     "traceback": [
      "\u001b[1;31m---------------------------------------------------------------------------\u001b[0m",
      "\u001b[1;31mTypeError\u001b[0m                                 Traceback (most recent call last)",
      "Cell \u001b[1;32mIn[21], line 1\u001b[0m\n\u001b[1;32m----> 1\u001b[0m \u001b[38;5;28mlen\u001b[39m(\u001b[38;5;241m77.7\u001b[39m)\n",
      "\u001b[1;31mTypeError\u001b[0m: object of type 'float' has no len()"
     ]
    }
   ],
   "source": [
    "len(77.7)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 22,
   "id": "3ac31a7c",
   "metadata": {},
   "outputs": [
    {
     "ename": "TypeError",
     "evalue": "'float' object is not iterable",
     "output_type": "error",
     "traceback": [
      "\u001b[1;31m---------------------------------------------------------------------------\u001b[0m",
      "\u001b[1;31mTypeError\u001b[0m                                 Traceback (most recent call last)",
      "Cell \u001b[1;32mIn[22], line 1\u001b[0m\n\u001b[1;32m----> 1\u001b[0m \u001b[38;5;28;01mfor\u001b[39;00m i \u001b[38;5;129;01min\u001b[39;00m \u001b[38;5;241m77.7\u001b[39m:\n\u001b[0;32m      2\u001b[0m     \u001b[38;5;28mprint\u001b[39m(i,end\u001b[38;5;241m=\u001b[39m\u001b[38;5;124m'\u001b[39m\u001b[38;5;124m \u001b[39m\u001b[38;5;124m'\u001b[39m)\n",
      "\u001b[1;31mTypeError\u001b[0m: 'float' object is not iterable"
     ]
    }
   ],
   "source": [
    "for i in 77.7:\n",
    "    print(i,end=' ')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 23,
   "id": "dfae26fa",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "1"
      ]
     },
     "execution_count": 23,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "len('1')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 24,
   "id": "522da341",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "1 "
     ]
    }
   ],
   "source": [
    "for i in '1':\n",
    "    print(i,end=' ')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 25,
   "id": "c879595c",
   "metadata": {},
   "outputs": [
    {
     "ename": "TypeError",
     "evalue": "object of type 'int' has no len()",
     "output_type": "error",
     "traceback": [
      "\u001b[1;31m---------------------------------------------------------------------------\u001b[0m",
      "\u001b[1;31mTypeError\u001b[0m                                 Traceback (most recent call last)",
      "Cell \u001b[1;32mIn[25], line 1\u001b[0m\n\u001b[1;32m----> 1\u001b[0m \u001b[38;5;28mlen\u001b[39m(\u001b[38;5;241m12345\u001b[39m)\n",
      "\u001b[1;31mTypeError\u001b[0m: object of type 'int' has no len()"
     ]
    }
   ],
   "source": [
    "len(12345)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 26,
   "id": "dab6d3b1",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "'12345'"
      ]
     },
     "execution_count": 26,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "str(12345)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 27,
   "id": "e15e6503",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "5"
      ]
     },
     "execution_count": 27,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "len(str(12345))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 28,
   "id": "8aa31ce1",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "1\n",
      "2\n",
      "3\n",
      "4\n",
      "5\n"
     ]
    }
   ],
   "source": [
    "for i in str(12345):\n",
    "    print(i)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 29,
   "id": "540a72e0",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "5"
      ]
     },
     "execution_count": 29,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "len([10,20,30,40,50])"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 30,
   "id": "c2e12cc7",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "10\n",
      "20\n",
      "30\n",
      "40\n",
      "50\n"
     ]
    }
   ],
   "source": [
    "for i in [10,20,30,40,50]:\n",
    "    print(i)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "23535fe0",
   "metadata": {},
   "outputs": [],
   "source": [
    "len((20,40,60,80,100))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "ea06a670",
   "metadata": {},
   "outputs": [],
   "source": [
    "for i in (20,40,60,80,100):\n",
    "    print(i)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "45a13087",
   "metadata": {},
   "outputs": [],
   "source": [
    "for i in 10,20,30,40,50:\n",
    "    print(i)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "436a32ec",
   "metadata": {},
   "outputs": [],
   "source": [
    "x = {10,20,30,40,50}"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "b431884c",
   "metadata": {},
   "outputs": [],
   "source": [
    "for i in x:\n",
    "    print(i)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "f74f3d54",
   "metadata": {},
   "outputs": [],
   "source": [
    "list(range(1,11))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "3fa0749e",
   "metadata": {},
   "outputs": [],
   "source": [
    "x = list(range(1,11))\n",
    "x"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "0e80298f",
   "metadata": {},
   "outputs": [],
   "source": [
    "for i in x:\n",
    "    print(i,end=' ')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "aef5ca06",
   "metadata": {},
   "outputs": [],
   "source": [
    "for i in x:\n",
    "    if i%2==0:\n",
    "        print(i)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "042c7082",
   "metadata": {},
   "outputs": [],
   "source": [
    "for i in x:\n",
    "    if i%2!=0:\n",
    "        print(i)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "42d957fd",
   "metadata": {},
   "outputs": [],
   "source": [
    "x = tuple(range(100,121))\n",
    "x"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "0dc08029",
   "metadata": {},
   "outputs": [],
   "source": [
    "for i in x:\n",
    "    print(i,end=' ')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "f4943f97",
   "metadata": {},
   "outputs": [],
   "source": [
    "start = int(input(\"Enter the starting point :\"))\n",
    "end = int(input(\"Enter the ending point :\"))\n",
    "x = list(range(start,end+1))\n",
    "\n",
    "for i in x:\n",
    "    print(i)"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "7e11ab92",
   "metadata": {},
   "source": [
    "### sum of all the numbers from 1 to 10"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "45ad6562",
   "metadata": {},
   "outputs": [],
   "source": [
    "sum = 0\n",
    "for i in range(1,11):\n",
    "    sum = sum + i\n",
    "    \n",
    "print(sum)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "af823838",
   "metadata": {},
   "outputs": [],
   "source": [
    "sum = 0\n",
    "for i in range(1,11):\n",
    "    if i%2==0:\n",
    "        sum = sum + i\n",
    "print(sum)"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "2a918263",
   "metadata": {},
   "source": [
    "### product of all the numbers from 1 to 10"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "69a7a95d",
   "metadata": {},
   "outputs": [],
   "source": [
    "prod = 1\n",
    "for i in range(1,11):\n",
    "    prod = prod * i\n",
    "print(prod)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "195f0a66",
   "metadata": {},
   "outputs": [],
   "source": [
    "prod = 1\n",
    "for i in range(1,11):\n",
    "    if i%2==0:\n",
    "        prod = prod*i\n",
    "print(prod)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "d38333da",
   "metadata": {},
   "outputs": [],
   "source": [
    "prod = 1\n",
    "for i in range(1,11):\n",
    "    if i%2!=0:\n",
    "        prod = prod*i\n",
    "print(prod)"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "b28e0477",
   "metadata": {},
   "source": [
    "### factorial"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "06556075",
   "metadata": {},
   "outputs": [],
   "source": [
    "number = int(input(\"Enter the number of which you want to find factorial :\"))\n",
    "fact = 1\n",
    "for i in range(1,number+1):\n",
    "    fact = fact * i\n",
    "    \n",
    "print(fact)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "3914ea34",
   "metadata": {},
   "outputs": [],
   "source": [
    "5*4*3*2*1"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "310b4bed",
   "metadata": {},
   "outputs": [],
   "source": [
    "import math as m\n",
    "m.factorial(5)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "349fac3d",
   "metadata": {},
   "outputs": [],
   "source": [
    "dict1 = {1:'One',2:'Two',3:'Three',4:'Four'}"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "459c870d",
   "metadata": {},
   "outputs": [],
   "source": [
    "for i in dict1:\n",
    "    print(i)#keys"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "015b9431",
   "metadata": {},
   "outputs": [],
   "source": [
    "for i in dict1.values():\n",
    "    print(i)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "0e39ed91",
   "metadata": {},
   "outputs": [],
   "source": [
    "for i in dict1.items():\n",
    "    print(i)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "4ca86b0d",
   "metadata": {},
   "outputs": [],
   "source": [
    "for i in dict1.keys():\n",
    "    print(i)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "6aa62d0f",
   "metadata": {},
   "outputs": [],
   "source": []
  }
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