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Python includes exercises 51

Python 100 Li Python 100 Li

Topic: Learn to use bitwise and &.

Program analysis: 0 & 0 = 0; 0 & 1 = 0; 1 & 0 = 0; 1 & 1 = 1.

Source Code:

#!/usr/bin/python
# -*- coding: UTF-8 -*-

if __name__ == '__main__':
    a = 077
    b = a & 3
    print 'a & b = %d' % b
    b &= 7
    print 'a & b = %d' % b

The above example output is:

a & b = 3
a & b = 3

Python 100 Li Python 100 Li