Created
November 18, 2015 15:51
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A magic method for calculating the number of binary 1
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| int solve(int n) | |
| { | |
| int sum = 0; | |
| while (n) { | |
| ++sum; | |
| n &= (n - 1); | |
| } | |
| return sum; | |
| } |
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