Created
July 4, 2011 21:51
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increment an integer without arithmetic operators
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| void inc(int& n) | |
| { | |
| int off = 1; | |
| while(n & off) | |
| { | |
| n ^= off; | |
| off <<= 1; | |
| } | |
| n ^= off; | |
| } |
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