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{
"metadata": {
"name": "Chapter XIII"
},
"nbformat": 3,
"nbformat_minor": 0,
"worksheets": [
{
"cells": [
{
"cell_type": "heading",
"level": 1,
"metadata": {},
"source": [
"Chapter 13: The preprocessor"
]
},
{
"cell_type": "heading",
"level": 3,
"metadata": {},
"source": [
"Program 13.1, Page number: 300"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"\n",
"global YES\n",
"global NO\n",
"YES=1\n",
"NO=0\n",
"\n",
"\n",
"def isEven(number):\n",
" global YES\n",
" global NO\n",
"\n",
" if(number%2==0):\n",
" answer=YES\n",
" else:\n",
" answer=NO\n",
"\n",
" return answer\n",
"\n",
"def main():\n",
" global YES\n",
" global NO\n",
"\n",
" #Calculation/Result\n",
" if(isEven(17)==YES):\n",
" print(\"YES\")\n",
" else:\n",
" print(\"NO\")\n",
"\n",
" \n",
" if(isEven(20)==YES):\n",
" print(\"YES\")\n",
" else:\n",
" print(\"NO\")\n",
"\n",
"\n",
"if __name__=='__main__':\n",
" main()"
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
"NO\n",
"YES\n"
]
}
],
"prompt_number": 1
},
{
"cell_type": "heading",
"level": 3,
"metadata": {},
"source": [
"Program 13.2, Page number: 302"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"\n",
"global PI\n",
"PI= 3.141592654\n",
"\n",
"\n",
"def area(r):\n",
" global PI\n",
" return (PI*r*r)\n",
"\n",
"def circumference(r):\n",
" global PI\n",
" return (2*PI*r)\n",
"\n",
"def volume(r):\n",
" global PI\n",
" return (1.33 * PI*r*r*r)\n",
" \n",
"\n",
"def main():\n",
" print(\"radius=1 {0:5} {1:5} {2:5}\".format(area(1),circumference(1),volume(1)))\n",
" print(\"radius=4.98 {0:5} {1:5} {2:5}\".format(area(4.98),circumference(4.98),volume(4.98)))\n",
"\n",
"\n",
"if __name__=='__main__':\n",
" main()"
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
"radius=1 3.141592654 6.283185308 4.17831822982\n",
"radius=4.98 77.9127544563 31.2902628338 516.047337866\n"
]
}
],
"prompt_number": 2
},
{
"cell_type": "heading",
"level": 3,
"metadata": {},
"source": [
"Program 13.3, Page number: 314"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"\n",
"global QUARTS_PER_LITER\n",
"QUARTS_PER_LITER=1.05687\n",
"\n",
"def main():\n",
" global QUARTS_PER_LITER #Global Reference\n",
"\n",
" print(\"***Liters to galons***\")\n",
" print(\"Enter the number of Litres\")\n",
" liters=12 #liters=raw_input()\n",
"\n",
" gallons=float(liters)*QUARTS_PER_LITER/4.0 #calculation\n",
"\n",
" print(\"{0} Liters = {1} gallons\".format(liters,gallons))\n",
"\n",
"if __name__=='__main__':\n",
" main()"
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
"***Liters to galons***\n",
"Enter the number of Litres\n",
"12 Liters = 3.17061 gallons\n"
]
}
],
"prompt_number": 3
}
],
"metadata": {}
}
]
}
|
