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  {
   "cells": [
    {
     "cell_type": "heading",
     "level": 1,
     "metadata": {},
     "source": [
      "Chapter 19: Ancient compilers"
     ]
    },
    {
     "cell_type": "heading",
     "level": 3,
     "metadata": {},
     "source": [
      "Example 19.1, Page number: 385"
     ]
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "\n",
      "# Function declaration\n",
      "def area (width, height) :\n",
      "   return width * height\n",
      "\n",
      "# Calculation and result\n",
      "size = area (3.0, 2)\n",
      "print ('Area is %f\\n' % size)"
     ],
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "Area is 6.000000\n",
        "\n"
       ]
      }
     ],
     "prompt_number": 1
    },
    {
     "cell_type": "heading",
     "level": 3,
     "metadata": {},
     "source": [
      "Example 19.2, Page number: 386"
     ]
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "\n",
      "# Function declaration\n",
      "def square (s) :\n",
      "   return s * s\n",
      "\n",
      "# Calculation and result\n",
      "i = square (5)\n",
      "print ('i is %d\\n' % i)"
     ],
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "i is 25\n",
        "\n"
       ]
      }
     ],
     "prompt_number": 2
    },
    {
     "cell_type": "heading",
     "level": 3,
     "metadata": {},
     "source": [
      "Example 19.3, Page number: 386"
     ]
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "\n",
      "# Function declaration\n",
      "def sum (i1, i2, i3) :\n",
      "   return i1 + i2 + i3\n",
      "\n",
      "# Calculation and result\n",
      "print ('Sum is %d\\n' % sum (1, 2, 3))"
     ],
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "Sum is 6\n",
        "\n"
       ]
      }
     ],
     "prompt_number": 3
    },
    {
     "cell_type": "heading",
     "level": 3,
     "metadata": {},
     "source": [
      "Example 19.4, Page number: 387"
     ]
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "\n",
      "# Variable declaration\n",
      "first = 'John'\n",
      "last = 'Doe'\n",
      "\n",
      "# Calculation and result\n",
      "full = first + ' ' + last\n",
      "print ('The name is %s\\n' % full)"
     ],
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "The name is John Doe\n",
        "\n"
       ]
      }
     ],
     "prompt_number": 4
    },
    {
     "cell_type": "heading",
     "level": 3,
     "metadata": {},
     "source": [
      "Example 19.5, Page number: 390"
     ]
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "\n",
      "# Function declaration\n",
      "def area (width, height) :\n",
      "   return width * height\n",
      "\n",
      "# Calculation and result\n",
      "size = area (3.0, 2.0)\n",
      "print ('Area is %f\\n' % size)"
     ],
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "Area is 6.000000\n",
        "\n"
       ]
      }
     ],
     "prompt_number": 5
    }
   ],
   "metadata": {}
  }
 ]
}