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+{
+ "metadata": {
+ "name": "",
+ "signature": "sha256:16d6a5d7a0f2261d7c4bbdc27385a261d6311ef3eb7e569b90710460f45fff6c"
+ },
+ "nbformat": 3,
+ "nbformat_minor": 0,
+ "worksheets": [
+ {
+ "cells": [
+ {
+ "cell_type": "heading",
+ "level": 1,
+ "metadata": {},
+ "source": [
+ "Chapter 3 : Selections and Loops"
+ ]
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 3.1, Page No 48"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "dLimit = 500\n",
+ "iNo = int(raw_input(\"Specify Quantity : \"))\n",
+ "dUnitPrice = float(raw_input(\"Specify Unit Price : \"))\n",
+ "dGross = iNo * dUnitPrice\n",
+ "if(dGross > dLimit):\n",
+ " dDisc = 10\n",
+ "else:\n",
+ " dDisc = 0;\n",
+ "dNet = (100 - dDisc) * dGross / 100\n",
+ "print \"Total Price : %d\" % dNet"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Specify Quantity : 100\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Specify Unit Price : 10\n"
+ ]
+ },
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Total Price : 900\n"
+ ]
+ }
+ ],
+ "prompt_number": 1
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 3.2, Page No 54"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "dNo1 = int(raw_input(\"Enter Number 1 : \"))\n",
+ "dNo2 = int(raw_input(\"Enter Number 2 : \"))\n",
+ "\n",
+ "print \"1. Greatest\"\n",
+ "print \"2. Least\"\n",
+ "print \"3. Average\"\n",
+ "\n",
+ "iOpt = int(raw_input(\"Select : \"))\n",
+ "\n",
+ "if iOpt == 1:\n",
+ " if dNo1 > dNo2:\n",
+ " print dNo1\n",
+ " else:\n",
+ " print dNo2\n",
+ " print \" is the greatest\"\n",
+ "elif iOpt == 2:\n",
+ " if dNo1 < dNo2:\n",
+ " print dNo1\n",
+ " else:\n",
+ " print dNo2\n",
+ " print \" is the least\"\n",
+ "elif iOpt == 3:\n",
+ " print \"The average is : \" , (dNo1 + dNo2)/2\n",
+ "else:\n",
+ " print \"wrong Choice\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Enter Number 1 : 10\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Enter Number 2 : 15\n"
+ ]
+ },
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "1. Greatest\n",
+ "2. Least\n",
+ "3. Average\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Select : 1\n"
+ ]
+ },
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "15\n",
+ " is the greatest\n"
+ ]
+ }
+ ],
+ "prompt_number": 6
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 3.3, Page No 58"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "iLimit = int(raw_input(\"Enter limit : \"))\n",
+ "iSum = 0\n",
+ "for i in range(1,iLimit+1):\n",
+ " iSum = iSum + i\n",
+ "\n",
+ "print \"The Sum Is : \" , iSum"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": []
+ },
+ {
+ "cell_type": "heading",
+ "level": 1,
+ "metadata": {},
+ "source": [
+ "Example 3.4, Page No 61"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "print \"Calculation Of Product\"\n",
+ "\n",
+ "for i in range(1,37):\n",
+ " for j in range(1,37):\n",
+ " if (i * j) == 36:\n",
+ " print i , \" and \" , j"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Calculation Of Product\n",
+ "1 and 36\n",
+ "2 and 18\n",
+ "3 and 12\n",
+ "4 and 9\n",
+ "6 and 6\n",
+ "9 and 4\n",
+ "12 and 3\n",
+ "18 and 2\n",
+ "36 and 1\n"
+ ]
+ }
+ ],
+ "prompt_number": 1
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 3.5, Page No 62"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "import random\n",
+ "\n",
+ "iRoll = 0\n",
+ "iNoOfRolls = 0\n",
+ "\n",
+ "while iRoll != 6:\n",
+ " iRoll = random.randint(1,200) % 6 + 1\n",
+ " iNoOfRolls = iNoOfRolls + 1\n",
+ "\n",
+ "print iNoOfRolls"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "8\n"
+ ]
+ }
+ ],
+ "prompt_number": 3
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 3.6, Page No 63"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "# Do while concept is not in python thats way the program is implemented using WHILE\n",
+ "import random\n",
+ "\n",
+ "iRoll = 0\n",
+ "iNoOfRolls = 0\n",
+ "\n",
+ "while iRoll != 6:\n",
+ " iRoll = random.randint(1,200) % 6 +1\n",
+ " iNoOfRolls = iNoOfRolls + 1\n",
+ "\n",
+ "print iNoOfRolls"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "1\n"
+ ]
+ }
+ ],
+ "prompt_number": 4
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 3.7, Page No 64"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "import random\n",
+ "\n",
+ "iCounter = 0\n",
+ "iRoll1 = random.randint(1,200) % 6 + 1\n",
+ "iRoll2 = random.randint(1,200) % 6 + 1\n",
+ " \n",
+ "\n",
+ "while iRoll1 != iRoll2:\n",
+ " iRoll1 = random.randint(1,200) % 6 + 1\n",
+ " iRoll2 = random.randint(1,200) % 6 + 1\n",
+ " iCounter = iCounter + 1\n",
+ "\n",
+ "print \"The rolls were = \" , iRoll1\n",
+ "print \"Number of attempts = \" , iCounter"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "The rolls were = 4\n",
+ "Number of attempts = 2\n"
+ ]
+ }
+ ],
+ "prompt_number": 9
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 3.8, Page No 64"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "iSum = 0\n",
+ "i = 0\n",
+ "iNo = raw_input(\"Enter a number : \")\n",
+ "\n",
+ "while iNo.isdigit():\n",
+ " iSum = iSum + int(iNo)\n",
+ " i = i + 1\n",
+ " iNo = raw_input(\"Enter one more number : \")\n",
+ "\n",
+ "print \"Average = \" , (float)((iSum)/i)"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Enter a number : 4\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Enter one more number : 6\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Enter one more number : 5\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Enter one more number : c\n"
+ ]
+ },
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Average = 5.0\n"
+ ]
+ }
+ ],
+ "prompt_number": 1
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 3.9, Page No 66"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "import random\n",
+ "iNO = 0\n",
+ "for i in range(1,14):\n",
+ " iNo = random.randint(1,200) % 3\n",
+ " if iNo == 0:\n",
+ " print \"1\"\n",
+ " elif iNo == 1:\n",
+ " print \"X\"\n",
+ " elif iNO == 2:\n",
+ " print \"2\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "X\n",
+ "X\n",
+ "X\n",
+ "X\n",
+ "1\n",
+ "1\n",
+ "X\n",
+ "1\n"
+ ]
+ }
+ ],
+ "prompt_number": 2
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 3.10, Page No 68"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "iNo = 0\n",
+ "iRoot = 1\n",
+ "while iNo < 2 and iRoot <=100:\n",
+ " LP = iRoot * (iRoot - 6) * (iRoot + 8)\n",
+ " if LP == 0:\n",
+ " iNo = iNo + 1\n",
+ " print iRoot\n",
+ " iRoot = iRoot + 1"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "6\n"
+ ]
+ }
+ ],
+ "prompt_number": 3
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 3.11, Page No 69"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "import math\n",
+ "\n",
+ "while 1 == 1:\n",
+ " dNo = int(raw_input(\"Enter a number : \"))\n",
+ " if dNo <= 0:\n",
+ " break\n",
+ " print \"The square root of the number is \",math.sqrt(dNo)"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Enter a number : 100\n"
+ ]
+ },
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "The square root of the number is 10.0\n"
+ ]
+ },
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Enter a number : 0\n"
+ ]
+ }
+ ],
+ "prompt_number": 4
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [],
+ "language": "python",
+ "metadata": {},
+ "outputs": []
+ }
+ ],
+ "metadata": {}
+ }
+ ]
+} \ No newline at end of file
generated by cgit (git 2.34.1) at 2024-12-20 14:11:16 +0000