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package com.usher.algorithm.offer;

/**

* @Author: Usher

* @Description:

* 二进制1的个数

*

*/

public class Solution15 {

public int NumberBitCount(int n){

int count = 0;

while (n!=0){

++count;

n = (n-1) & n;

}

return count;

//return Integer.bitCount(n);

}

}