{ "metadata": { "name": "", "signature": "sha256:8925a816cb9ea05a6a48e6ec88b1e1778772a9e1e429803a5c922fb000f7f30d" }, "nbformat": 3, "nbformat_minor": 0, "worksheets": [ { "cells": [ { "cell_type": "heading", "level": 1, "metadata": {}, "source": [ "Chapter 5: Arrays, qualifiers, and reading numbers" ] }, { "cell_type": "heading", "level": 3, "metadata": {}, "source": [ "Example 5.1, Page number: 84" ] }, { "cell_type": "code", "collapsed": false, "input": [ "\n", "# Variable declaration\n", "data = [ 34.0, 27.0, 45.0, 82.0, 22.0 ]\n", "\n", "# Calculation\n", "total = data[0] + data[1] + data[2] + data[3] + data[4]\n", "average = total/5.0\n", "\n", "# Result\n", "print ('Total %f Average %f' % (total, average))" ], "language": "python", "metadata": {}, "outputs": [ { "output_type": "stream", "stream": "stdout", "text": [ "Total 210.000000 Average 42.000000\n" ] } ], "prompt_number": 1 }, { "cell_type": "heading", "level": 3, "metadata": {}, "source": [ "Example 5.2, Page number: 87" ] }, { "cell_type": "code", "collapsed": false, "input": [ "\n", "\n", "# Variable declaration\n", "name = 'Sam'\n", "\n", "# Result\n", "print ('The name is %s' % name)" ], "language": "python", "metadata": {}, "outputs": [ { "output_type": "stream", "stream": "stdout", "text": [ "The name is Sam\n" ] } ], "prompt_number": 2 }, { "cell_type": "heading", "level": 3, "metadata": {}, "source": [ "Example 5.3, Page number: 88" ] }, { "cell_type": "code", "collapsed": false, "input": [ "\n", "\n", "# Variable declaration\n", "first = 'Steve'\n", "last = 'Oualline'\n", "\n", "# Calculation\n", "full_name = first + ' ' + last\n", "\n", "# Result\n", "print ('The full name is %s' % full_name)" ], "language": "python", "metadata": {}, "outputs": [ { "output_type": "stream", "stream": "stdout", "text": [ "The full name is Steve Oualline\n" ] } ], "prompt_number": 3 }, { "cell_type": "heading", "level": 3, "metadata": {}, "source": [ "Example 5.4, Page number: 89" ] }, { "cell_type": "code", "collapsed": false, "input": [ "\n", "# Variable declaration\n", "line = 'hello world'\n", "\n", "# Result\n", "print ('The length of the line is %d' % len(line))" ], "language": "python", "metadata": {}, "outputs": [ { "output_type": "stream", "stream": "stdout", "text": [ "The length of the line is 11\n" ] } ], "prompt_number": 6 }, { "cell_type": "heading", "level": 3, "metadata": {}, "source": [ "Example 5.5, Page number: 90" ] }, { "cell_type": "code", "collapsed": false, "input": [ "\n", "\n", "# Variable declaration\n", "first = 'Steve'\n", "last = 'Oualline'\n", "\n", "# Calculation\n", "full = first + ' ' + last\n", "\n", "# Result\n", "print ('The name is %s' % full)" ], "language": "python", "metadata": {}, "outputs": [ { "output_type": "stream", "stream": "stdout", "text": [ "The name is Steve Oualline\n" ] } ], "prompt_number": 7 }, { "cell_type": "heading", "level": 3, "metadata": {}, "source": [ "Example 5.6, Page number: 91" ] }, { "cell_type": "code", "collapsed": false, "input": [ "\n", "# Variable declaration\n", "first = 'Steve'\n", "last = 'Oualline'\n", "\n", "# Calculation\n", "full = first + ' ' + last\n", "\n", "# Result\n", "print ('The name is %s' % full)" ], "language": "python", "metadata": {}, "outputs": [ { "output_type": "stream", "stream": "stdout", "text": [ "The name is Steve Oualline\n" ] } ], "prompt_number": 8 }, { "cell_type": "heading", "level": 3, "metadata": {}, "source": [ "Example 5.7, Page number: 93" ] }, { "cell_type": "code", "collapsed": false, "input": [ "\n", "\n", "# Variable declaration\n", "array = [[0 for x in range(5)] for x in range(5)]\n", "array[0][0] = 0 * 10 + 0\n", "array[0][1] = 0 * 10 + 1\n", "array[1][0] = 1 * 10 + 0\n", "array[1][1] = 1 * 10 + 1\n", "array[2][0] = 2 * 10 + 0\n", "array[2][1] = 2 * 10 + 1\n", "\n", "# Result\n", "print ('array[0]')\n", "print (array[0][0])\n", "print (array[0][1])\n", "print ('\\n')\n", "\n", "print ('array[1]')\n", "print (array[1][0])\n", "print (array[1][1])\n", "print ('\\n')\n", "\n", "print ('array[2]')\n", "print (array[2][0])\n", "print (array[2][1])\n", "print ('\\n')" ], "language": "python", "metadata": {}, "outputs": [ { "output_type": "stream", "stream": "stdout", "text": [ "array[0]\n", "0\n", "1\n", "\n", "\n", "array[1]\n", "10\n", "11\n", "\n", "\n", "array[2]\n", "20\n", "21\n", "\n", "\n" ] } ], "prompt_number": 9 }, { "cell_type": "heading", "level": 3, "metadata": {}, "source": [ "Example 5.8, Page number: 94" ] }, { "cell_type": "code", "collapsed": false, "input": [ "\n", "# Variable declaration\n", "line = 4\n", "\n", "# Result\n", "print ('Twice %d is %d' % (line, line * 2))" ], "language": "python", "metadata": {}, "outputs": [ { "output_type": "stream", "stream": "stdout", "text": [ "Twice 4 is 8\n" ] } ], "prompt_number": 10 }, { "cell_type": "heading", "level": 3, "metadata": {}, "source": [ "Example 5.9, Page number: 95" ] }, { "cell_type": "code", "collapsed": false, "input": [ "\n", "# Variable declaration\n", "width = 12\n", "height = 10\n", "\n", "# Calculation\n", "area = (width * height) / 2\n", "\n", "# Result\n", "print ('The area is %d' % area)" ], "language": "python", "metadata": {}, "outputs": [ { "output_type": "stream", "stream": "stdout", "text": [ "The area is 60\n" ] } ], "prompt_number": 12 }, { "cell_type": "heading", "level": 3, "metadata": {}, "source": [ "Example 5.10, Page number: 107" ] }, { "cell_type": "code", "collapsed": false, "input": [ "\n", "# Variable declaration\n", "width = 4\n", "height = 6\n", "\n", "# Calculation\n", "area = (width * height) / 2\n", "\n", "# Result\n", "print ('The area is %d' % area)" ], "language": "python", "metadata": {}, "outputs": [ { "output_type": "stream", "stream": "stdout", "text": [ "The area is 12\n" ] } ], "prompt_number": 13 } ], "metadata": {} } ] }