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{
"metadata": {
"name": "",
"signature": "sha256:189fb021544012d2bd6866a28aeac9bea1998c8f59c87bf7f6fbc3d56515bb70"
},
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"nbformat_minor": 0,
"worksheets": [
{
"cells": [
{
"cell_type": "heading",
"level": 1,
"metadata": {},
"source": [
"Chapter 11: Bit operations"
]
},
{
"cell_type": "heading",
"level": 3,
"metadata": {},
"source": [
"Example 11.1, Page number: 193"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"\n",
"i1 = 4\n",
"i2 = 2\n",
"\n",
"# Calculation and result\n",
"if ((i1 != 0) and (i2 != 0)) :\n",
" print ('Both are not zero\\n')"
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
"Both are not zero\n",
"\n"
]
}
],
"prompt_number": 1
},
{
"cell_type": "heading",
"level": 3,
"metadata": {},
"source": [
"Example 11.2, Page number: 201"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"\n",
"HIGH_SPEED = 1 << 7\n",
"DIRECT_CONNECT = 1 << 8\n",
"\n",
"flags = 0\n",
"flags |= HIGH_SPEED\n",
"flags |= DIRECT_CONNECT\n",
"\n",
"# Calculation and result\n",
"if ((flags & HIGH_SPEED) != 0) :\n",
" print ('High speed set\\n')\n",
"\n",
"if ((flags & DIRECT_CONNECT) != 0) :\n",
" print ('Direct connect set\\n')"
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
"High speed set\n",
"\n",
"Direct connect set\n",
"\n"
]
}
],
"prompt_number": 2
},
{
"cell_type": "heading",
"level": 3,
"metadata": {},
"source": [
"Example 11.4, Page number: 207"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"\n",
"i = 0x80\n",
"\n",
"# Calculation and result\n",
"if (i != 0) :\n",
" print ('i is %x (%d) \\n' % (i, i))\n",
" i = i >> 1"
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
"i is 80 (128) \n",
"\n"
]
}
],
"prompt_number": 3
}
],
"metadata": {}
}
]
}
|
