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23 lines
298 B
Python
Executable File
23 lines
298 B
Python
Executable File
#!/usr/bin/env python
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__author__ = "bt3"
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'''
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swapping values in place without extra memory
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'''
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def swap_bit(a, b):
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'''
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>>> swap_bit(14, 73)
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(73, 14)
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'''
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a = a^b
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b = a^b
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a = a^b
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return a, b
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if __name__ == '__main__':
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import doctest
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doctest.testmod() |