cangoal · August 29, 2015 14:22
diff --git a/Number of 1 Bits b/Number of 1 Bits
 public int hammingWeight(int n) {
        int ret = 0;
        while(n != 0){
            n &= n-1;
            ret++;
        }
        return ret;
    }
	public int hammingWeight(int n) {
	int ret = 0;
	while(n != 0){
	n &= n-1;
	ret++;
	}
	return ret;
	}