//  求两个数中不同的位的个数

#include 
  
   

int dcount(int a,int b)
{
	int count = 0;
	int num = a ^ b;
	while (num)
	{
		count++;
		num = num & (num - 1);
	}
	return count;
}

int main()
{
	printf(%d
, dcount(3, 5));
	return 0;
}
  

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