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diff --git a/C++_By_Example/Chapter4.ipynb b/C++_By_Example/Chapter4.ipynb new file mode 100755 index 00000000..1c0cecfc --- /dev/null +++ b/C++_By_Example/Chapter4.ipynb @@ -0,0 +1,1123 @@ +{ + "metadata": { + "name": "", + "signature": "sha256:fc5913d17c154f422ddcc1d489a3c0e7639fda20decc6c699e5ba0954066b17c" + }, + "nbformat": 3, + "nbformat_minor": 0, + "worksheets": [ + { + "cells": [ + { + "cell_type": "heading", + "level": 1, + "metadata": {}, + "source": [ + "Chapter4, Variable Scope and Modular Programming" + ] + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "C16FUN1, Page number:338" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "#Function Definition\n", + "def next_fun(): \n", + " print \"Inside next_fun()\"\n", + " \n", + "def third_fun(): \n", + " print \"Inside third_fun()\"\n", + "\n", + "def main(): \n", + " print \"First function called main()\"\n", + " #Function Call\n", + " next_fun() \n", + " third_fun() \n", + " print \"main() is completed\"\n", + "\n", + "#Function Call\n", + "main() " + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "First function called main()\n", + "Inside next_fun()\n", + "Inside third_fun()\n", + "main() is completed\n" + ] + } + ], + "prompt_number": 1 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "C16FUN2, Page number:347" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "#Function Calls\n", + "def name_print():\n", + " print \"C++ is Fun!\\tC++ is Fun!\\tC++ is Fun!\"\n", + " print \" C++ i s F u n ! \\t C++ i s F u n ! \\t C++ i s F u n ! \"\n", + " reverse_print() \n", + " \n", + "def reverse_print():\n", + " print \"!nuF si ++C\\t!nuF si ++C\\t!nuF si ++C\"\n", + "\n", + "def one_per_line():\n", + " print \"C++\\n i\\n s\\n F\\n u\\n n\\n !\"\n", + "\n", + "\n", + "def main():\n", + " for ctr in range(1,6,1):\n", + " name_print() #Calls function five times.\n", + " one_per_line() #Calls the program's last function once \n", + "main()" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "C++ is Fun!\tC++ is Fun!\tC++ is Fun!\n", + " C++ i s F u n ! \t C++ i s F u n ! \t C++ i s F u n ! \n", + "!nuF si ++C\t!nuF si ++C\t!nuF si ++C\n", + "C++ is Fun!\tC++ is Fun!\tC++ is Fun!\n", + " C++ i s F u n ! \t C++ i s F u n ! \t C++ i s F u n ! \n", + "!nuF si ++C\t!nuF si ++C\t!nuF si ++C\n", + "C++ is Fun!\tC++ is Fun!\tC++ is Fun!\n", + " C++ i s F u n ! \t C++ i s F u n ! \t C++ i s F u n ! \n", + "!nuF si ++C\t!nuF si ++C\t!nuF si ++C\n", + "C++ is Fun!\tC++ is Fun!\tC++ is Fun!\n", + " C++ i s F u n ! \t C++ i s F u n ! \t C++ i s F u n ! \n", + "!nuF si ++C\t!nuF si ++C\t!nuF si ++C\n", + "C++ is Fun!\tC++ is Fun!\tC++ is Fun!\n", + " C++ i s F u n ! \t C++ i s F u n ! \t C++ i s F u n ! \n", + "!nuF si ++C\t!nuF si ++C\t!nuF si ++C\n", + "C++\n", + " i\n", + " s\n", + " F\n", + " u\n", + " n\n", + " !\n" + ] + } + ], + "prompt_number": 2 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "C17GLO, Page number:356" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "def do_fun():\n", + " global sales #global variable\n", + " global profit #global variable \n", + " sales = 20000.00\n", + " profit=5000.00\n", + " print \"The sales in the second function are: \",sales\n", + " print \"The profit in the second function is: \",profit\n", + " third_fun() #Call third function to show that globals are visible\n", + "\n", + "def third_fun():\n", + " print \"\\nIn the third function:\"\n", + " print \"The sales in the third function are\",sales\n", + " print \"The profit in the third function is \",profit\n", + "\n", + "def main():\n", + " print \"No variable defined in main()\\n\"\n", + " do_fun()\n", + "\n", + "main()" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "No variable defined in main()\n", + "\n", + "The sales in the second function are: 20000.0\n", + "The profit in the second function is: 5000.0\n", + "\n", + "In the third function:\n", + "The sales in the third function are 20000.0\n", + "The profit in the third function is 5000.0\n" + ] + } + ], + "prompt_number": 4 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "C17GLLO, page number:358" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "def pr_again():\n", + " j=5 #Local to only pr_again().\n", + " print j,\",\",z,\",\",i\n", + "\n", + "global i\n", + "i=0\n", + "\n", + "def main():\n", + " p=9.0 #Local to main() only\n", + " print i,\",\",p\n", + " pr_again() #Calls next function.\n", + "\n", + "global z\n", + "z=9.0\n", + "main() \n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "0 , 9.0\n", + "5 , 9.0 , 0\n" + ] + } + ], + "prompt_number": 5 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "C17LOC1, Page number:359" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "def main():\n", + " age=input(\"What is your age? \") #Variable age is local to main()\n", + " get_age()\n", + " print \"main()'s age is still\",age\n", + " \n", + "def get_age():\n", + " age=input(\"What is your age again? \") #A different age. This one is local to get_age().\n", + "\n", + "main() \n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "stream": "stdout", + "text": [ + "What is your age? 28\n" + ] + }, + { + "name": "stdout", + "output_type": "stream", + "stream": "stdout", + "text": [ + "What is your age again? 56\n" + ] + }, + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "main()'s age is still 28\n" + ] + } + ], + "prompt_number": 6 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "C17LOC2, Page number:360" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "def main():\n", + " for ctr in range(0,11,1): #Loop counter\n", + " print \"main()'s ctr is \",ctr,\"\\n\"\n", + " do_fun() #Call second function\n", + "\n", + "def do_fun():\n", + " for ctr in range(10,0,-1):\n", + " print \"do_fun()'s ctr is \",ctr,\"\\n\"\n", + "\n", + "main()\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "main()'s ctr is 0 \n", + "\n", + "main()'s ctr is 1 \n", + "\n", + "main()'s ctr is 2 \n", + "\n", + "main()'s ctr is 3 \n", + "\n", + "main()'s ctr is 4 \n", + "\n", + "main()'s ctr is 5 \n", + "\n", + "main()'s ctr is 6 \n", + "\n", + "main()'s ctr is 7 \n", + "\n", + "main()'s ctr is 8 \n", + "\n", + "main()'s ctr is 9 \n", + "\n", + "main()'s ctr is 10 \n", + "\n", + "do_fun()'s ctr is 10 \n", + "\n", + "do_fun()'s ctr is 9 \n", + "\n", + "do_fun()'s ctr is 8 \n", + "\n", + "do_fun()'s ctr is 7 \n", + "\n", + "do_fun()'s ctr is 6 \n", + "\n", + "do_fun()'s ctr is 5 \n", + "\n", + "do_fun()'s ctr is 4 \n", + "\n", + "do_fun()'s ctr is 3 \n", + "\n", + "do_fun()'s ctr is 2 \n", + "\n", + "do_fun()'s ctr is 1 \n", + "\n" + ] + } + ], + "prompt_number": 7 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "C17MULI, Page number:362" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "def main():\n", + " i=10\n", + "\n", + " i=20\n", + " print i,\" \",i,\"\\n\"\n", + "\n", + " i=30\n", + " print i,\" \",i,\" \",i,\"\\n\"\n", + " \n", + " i=10\n", + " print i,\" \",i,\" \",i \n", + "main()" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "20 20 \n", + "\n", + "30 30 30 \n", + "\n", + "10 10 10\n" + ] + } + ], + "prompt_number": 1 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "C17LOC3, Page number:367" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "def pr_init(initial):\n", + " print \"Your initial is \",initial\n", + "\n", + "def pr_other(age,salary):\n", + " print \"You look young for\",age,\"and \",'%.2f' %salary,\"is a lot of money\"\n", + "\n", + "initial=raw_input(\"What is your initial?\")\n", + "age=input(\"What is your age?\")\n", + "salary=input(\"What is your salary?\")\n", + "pr_init(initial) #call pr_init() and pass it initial\n", + "pr_other(age,salary) #call pr_other and pass age and salary\n", + "\n", + "\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "stream": "stdout", + "text": [ + "What is your initial?Jerry\n" + ] + }, + { + "name": "stdout", + "output_type": "stream", + "stream": "stdout", + "text": [ + "What is your age?30\n" + ] + }, + { + "name": "stdout", + "output_type": "stream", + "stream": "stdout", + "text": [ + "What is your salary?50000\n" + ] + }, + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "Your initial is Jerry\n", + "You look young for 30 and 50000.00 is a lot of money\n" + ] + } + ], + "prompt_number": 3 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "C17LOC4, Page number:368" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "def compute_sale(gallons):\n", + " #local variable\n", + " price_per=12.45 \n", + " x=price_per*float(gallons) #type casting gallons because it was integer\n", + " print \"The total is \",'%.2f' %x\n", + "\n", + "def main():\n", + " print \"Richard's Paint Service\"\n", + " gallons=input(\"How many gallons of paint did you buy?\")\n", + " compute_sale(gallons) #Function Call\n", + " \n", + "main()\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "Richard's Paint Service\n" + ] + }, + { + "name": "stdout", + "output_type": "stream", + "stream": "stdout", + "text": [ + "How many gallons of paint did you buy?20\n" + ] + }, + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "The total is 249.00\n" + ] + } + ], + "prompt_number": 4 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "C17STA2, Page number:372" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "def main():\n", + " for ctr in range(1,26,1):\n", + " triple_it(ctr)\n", + "\n", + "def triple_it(ctr):\n", + " total=0\n", + " ans=ctr*3\n", + " total+=ans\n", + " print \"The number \",ctr,\"multiplied by 3 is \",ans\n", + "\n", + " if total>300:\n", + " print \"The total of triple numbers is over 300\"\n", + "\n", + "main()" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "The number 1 multiplied by 3 is 3\n", + "The number 2 multiplied by 3 is 6\n", + "The number 3 multiplied by 3 is 9\n", + "The number 4 multiplied by 3 is 12\n", + "The number 5 multiplied by 3 is 15\n", + "The number 6 multiplied by 3 is 18\n", + "The number 7 multiplied by 3 is 21\n", + "The number 8 multiplied by 3 is 24\n", + "The number 9 multiplied by 3 is 27\n", + "The number 10 multiplied by 3 is 30\n", + "The number 11 multiplied by 3 is 33\n", + "The number 12 multiplied by 3 is 36\n", + "The number 13 multiplied by 3 is 39\n", + "The number 14 multiplied by 3 is 42\n", + "The number 15 multiplied by 3 is 45\n", + "The number 16 multiplied by 3 is 48\n", + "The number 17 multiplied by 3 is 51\n", + "The number 18 multiplied by 3 is 54\n", + "The number 19 multiplied by 3 is 57\n", + "The number 20 multiplied by 3 is 60\n", + "The number 21 multiplied by 3 is 63\n", + "The number 22 multiplied by 3 is 66\n", + "The number 23 multiplied by 3 is 69\n", + "The number 24 multiplied by 3 is 72\n", + "The number 25 multiplied by 3 is 75\n" + ] + } + ], + "prompt_number": 5 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "C18PASS1, Page number:381" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "def moon(weight): \n", + " weight/=6 \n", + " print \"You weigh only \",weight,\"pounds on the moon !\"\n", + "\n", + "def main(): \n", + " weight=input(\"How many pounds do you weigh? \")\n", + " moon(weight) #call the moon() function and pass weight\n", + "\n", + "main()" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "stream": "stdout", + "text": [ + "How many pounds do you weigh? 120\n" + ] + }, + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "You weigh only 20 pounds on the moon !\n" + ] + } + ], + "prompt_number": 6 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "C18PASS3, Page number:383" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "def main():\n", + " Igrade=raw_input(\"What letter grade do you want?\")\n", + " average=input(\"What is your current test average\")\n", + " tests=input(\"How many tests do you have left?\")\n", + " check_grade(Igrade,average,tests) #// Calls function and passes three variables by value\n", + "\n", + "def check_grade(Igrade,average,tests):\n", + " if tests==0:\n", + " print \"You will get your current grade of \",Igrade\n", + " else:\n", + " if tests==1:\n", + " print \"You still have time to bring up your average of\",'%.1f' %average,\"up . Study hard !\"\n", + " else :\n", + " print \"Relax. You still have plenty of time.\"\n", + "\n", + " \n", + "main()\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "stream": "stdout", + "text": [ + "What letter grade do you want?A\n" + ] + }, + { + "name": "stdout", + "output_type": "stream", + "stream": "stdout", + "text": [ + "What is your current test average1\n" + ] + }, + { + "name": "stdout", + "output_type": "stream", + "stream": "stdout", + "text": [ + "How many tests do you have left?3\n" + ] + }, + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "Relax. You still have plenty of time.\n" + ] + } + ], + "prompt_number": 7 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "C19AVG, Page number:398" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "def calc_av(num1,num2,num3):\n", + " local_avg=(num1+num2+num3) / 3 #Holds the average for these numbers\n", + " return local_avg\n", + "\n", + "print \"please type three numbers (such as 23 54 85) \"\n", + "num1=input()\n", + "num2=input()\n", + "num3=input()\n", + "\n", + "avg=calc_av(num1,num2,num3) #call function and pass the numbers\n", + "\n", + "print \"\\n\\nThe average is \",avg #Print the return value" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "please type three numbers (such as 23 54 85) \n" + ] + }, + { + "name": "stdout", + "output_type": "stream", + "stream": "stdout", + "text": [ + "30\n" + ] + }, + { + "name": "stdout", + "output_type": "stream", + "stream": "stdout", + "text": [ + "40\n" + ] + }, + { + "name": "stdout", + "output_type": "stream", + "stream": "stdout", + "text": [ + "50\n" + ] + }, + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "\n", + "\n", + "The average is 40\n" + ] + } + ], + "prompt_number": 10 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "C19DOUB, Page number:401" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "def doub(number):\n", + " d_num=number*2 #Doubles the number.\n", + " return d_num #Returns the result.\n", + "\n", + "number=input(\"What number do you want doubled? \")\n", + "d_number= doub(number) #Assigns return value.\n", + "print number,\" doubled is \",d_number" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "stream": "stdout", + "text": [ + "What number do you want doubled? 5\n" + ] + }, + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "5 doubled is 10\n" + ] + } + ], + "prompt_number": 11 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "C19SUMD, Page number:403" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "def sums(num):\n", + " sumd=0\n", + " if num<=0:\n", + " sumd=num\n", + " else:\n", + " for ctr in range(1,num+1,1):\n", + " sumd=sumd+ctr\n", + " return sumd\n", + "\n", + "num=input(\"Please type a number: \")\n", + "sumd= sums(num)\n", + "print \"The sum of the digits is \" , sumd\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "stream": "stdout", + "text": [ + "Please type a number: 6\n" + ] + }, + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "The sum of the digits is 21\n" + ] + } + ], + "prompt_number": 13 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "C19MINMX, Page number:404" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "def maximum(num1,num2): \n", + " if num1>num2:\n", + " maxi=num1\n", + " else:\n", + " maxi=num2\n", + " return maxi\n", + "\n", + "def minimum(num1,num2):\n", + " if num1>num2:\n", + " mini=num2\n", + " else:\n", + " mini=num1\n", + " return mini\n", + "\n", + "print \"Please type two numbers ( such as 46 75 ) \"\n", + "num1 = input()\n", + "num2 = input()\n", + "\n", + "maxi=maximum(num1,num2) #Assign the return value of each function to variables\n", + "mini=minimum(num1,num2) \n", + "\n", + "print \"The minimum number is \",mini\n", + "print \"The maximum number is \", maxi" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "Please type two numbers ( such as 46 75 ) \n" + ] + }, + { + "name": "stdout", + "output_type": "stream", + "stream": "stdout", + "text": [ + "72\n" + ] + }, + { + "name": "stdout", + "output_type": "stream", + "stream": "stdout", + "text": [ + "55\n" + ] + }, + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "The minimum number is 55\n", + "The maximum number is 72\n" + ] + } + ], + "prompt_number": 14 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "C19PRO1, Page number:409" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "tax_rate=0.07 #Assume seven percent tax rate\n", + "total_sale=input(\"What is the sale amount? \")\n", + "total_sale+=tax_rate*total_sale\n", + "print \"The total sale is \",'%.2f' %total_sale\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "stream": "stdout", + "text": [ + "What is the sale amount? 4000\n" + ] + }, + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "The total sale is 4280.00\n" + ] + } + ], + "prompt_number": 15 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "C19ASC, Page number:410" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "def ascii(num):\n", + " asc_char=chr(num) #Type cast to a character\n", + " return asc_char\n", + "\n", + "\n", + "num=input(\"Enter an ASCII number? \")\n", + "asc_char=ascii(num) #Number is passed to the function ascii()\n", + "print \"The ASCII character for \",num,\"is \",asc_char\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "stream": "stdout", + "text": [ + "Enter an ASCII number? 67\n" + ] + }, + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "The ASCII character for 67 is C\n" + ] + } + ], + "prompt_number": 16 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "C19NPAY, Page number:411" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "def netpayfun(hours,rate,taxrate):\n", + " gross_pay=hours*rate\n", + " taxes=taxrate*gross_pay\n", + " net_pay=gross_pay-taxes\n", + " return net_pay\n", + "\n", + "net_pay=netpayfun(40.0,3.50,0.20)\n", + "print \"The pay for 40 hours at $3.50/hr., and a 20% tax rate is $ \",net_pay\n", + "\n", + "net_pay=netpayfun(50.0,10.00,0.30)\n", + "print \"The pay for 40 hours at $10.00/hr., and a 30% tax rate is $ \",net_pay\n", + "\n", + "net_pay=netpayfun(10.0,5.00,0.10)\n", + "print \"The pay for 40 hours at $5.00/hr., and a 10% tax rate is $ \",net_pay\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "The pay for 40 hours at $3.50/hr., and a 20% tax rate is $ 112.0\n", + "The pay for 40 hours at $10.00/hr., and a 30% tax rate is $ 350.0\n", + "The pay for 40 hours at $5.00/hr., and a 10% tax rate is $ 45.0\n" + ] + } + ], + "prompt_number": 17 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "C20OVF1, Page number:423" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "i=-15\n", + "x=-64.53\n", + "\n", + "ians=abs(i) #abs() function is a built in function that returns a positive value \n", + "print \"Integer absolute value of -15 is \",ians\n", + "\n", + "fans=abs(x)\n", + "print \"Float absolute value of -64.53 is \",'%.2f' %fans" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "Integer absolute value of -15 is 15\n", + "Float absolute value of -64.53 is 64.53\n" + ] + } + ], + "prompt_number": 18 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "C20OVF2, Page number:424" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "#function definition\n", + "def output(x):\n", + " if isinstance(x,int):\n", + " print x\n", + " else:\n", + " if isinstance(x,float):\n", + " print '%.2f' %x\n", + " else:\n", + " print x\n", + " \n", + "#Variable Decleration\n", + "name=\"C++ By Example makes C++ easy!\"\n", + "Ivalue=2543\n", + "fvalue=39.4321\n", + "\n", + "#calling function\n", + "output(name)\n", + "output(Ivalue)\n", + "output(fvalue)\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "C++ By Example makes C++ easy!\n", + "2543\n", + "39.43\n" + ] + } + ], + "prompt_number": 19 + } + ], + "metadata": {} + } + ] +}
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