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{
"metadata": {
"name": "Chapter 4"
},
"nbformat": 3,
"nbformat_minor": 0,
"worksheets": [
{
"cells": [
{
"cell_type": "heading",
"level": 1,
"metadata": {},
"source": "Chapter 4: Basic declarations and expressions"
},
{
"cell_type": "heading",
"level": 3,
"metadata": {},
"source": "Example 4.1, Page number: 71"
},
{
"cell_type": "code",
"collapsed": false,
"input": "# Example 4.1.py\n# To perform a simple calculation\n\n\n# Variable declaration\nx = (1 + 2) * 4\n\n# Result\nprint ('1 plus 2 multiplied by 4 gives %d' % x)",
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": "1 plus 2 multiplied by 4 gives 12\n"
}
],
"prompt_number": 1
},
{
"cell_type": "heading",
"level": 3,
"metadata": {},
"source": "Example 4.2, Page number: 75"
},
{
"cell_type": "code",
"collapsed": false,
"input": "# Example 4.2.py\n# To calculate the twice and thrice of 15\n\n\n# Variable declaration\nterm = 3 * 5\nterm_2 = 2 * term\nterm_3 = 3 * term\n\n# Result\nprint ('Twice %d is %d' % (term, term_2))\nprint ('Three times %d is %d' % (term, term_3))",
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": "Twice 15 is 30\nThree times 15 is 45\n"
}
],
"prompt_number": 2
},
{
"cell_type": "heading",
"level": 3,
"metadata": {},
"source": "Example 4.3, Page number: 77"
},
{
"cell_type": "code",
"collapsed": false,
"input": "# Example 4.3.py\n# To calculate the twice and thrice of 15\n\n\n# Variable declaration\nterm = 3 * 5\nterm_2 = 2 * term\nterm_3 = 3 * term\n\n# Result\nprint ('Twice %d is %d' % (term, term_2))\nprint ('Three times %d is %d' % (term, term_3))",
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": "Twice 15 is 30\nThree times 15 is 45\n"
}
],
"prompt_number": 3
},
{
"cell_type": "heading",
"level": 3,
"metadata": {},
"source": "Example 4.4, Page number: 79"
},
{
"cell_type": "code",
"collapsed": false,
"input": "# Example 4.4.py\n# To determine the value of 1/3\n\n\n# Variable declaration\nanswer = 1/3\n\n# Result\nprint ('The value of 1/3 is %f' % answer)",
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": "The value of 1/3 is 0.000000\n"
}
],
"prompt_number": 4
},
{
"cell_type": "heading",
"level": 3,
"metadata": {},
"source": "Example 4.5, Page number: 80"
},
{
"cell_type": "code",
"collapsed": false,
"input": "# Example 4.5.py\n# To determine the value of 2 + 2\n\n\n# Variable declaration\nanswer = 2 + 2\n\n# Result\nprint ('The answer is %d' % answer)",
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": "The answer is 4\n"
}
],
"prompt_number": 5
},
{
"cell_type": "heading",
"level": 3,
"metadata": {},
"source": "Example 4.6, Page number: 80"
},
{
"cell_type": "code",
"collapsed": false,
"input": "# Example 4.6.py\n# To determine the integer equivalent of 7.0/22.0 \n\n\n# Variable declaration\nresult = 7.0/22.0\n\n# Result\nprint ('The result is %d' % result)",
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": "The result is 0\n"
}
],
"prompt_number": 6
},
{
"cell_type": "heading",
"level": 3,
"metadata": {},
"source": "Example 4.7, Page number: 82"
},
{
"cell_type": "code",
"collapsed": false,
"input": "# Example 4.7.py\n# To determine the reverse of 3 characters\n\n\n# Variable declaration\nchar1 = 'A'\nchar2 = 'B'\nchar3 = 'C'\n\n# Result\nprint ('%c%c%c reversed is %c%c%c' % (char1, char2, char3, char3, char2, char1))",
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": "ABC reversed is CBA\n"
}
],
"prompt_number": 7
}
],
"metadata": {}
}
]
}
|
