#include<stdio.h>
#include<stdlib.h>
int main()
{
int num1 = 0;
int num2 = 0;
int arr[32] = { 0 };
int count = 0;
scanf("%d%d",&num1, &num2);
int tmp = 0;
tmp= num1^num2;
int i = 0;
while(tmp)
{
arr[i]= tmp % 2;
tmp= tmp / 2;
i++;
}
for(i = 0; i < 32; i++)
{
if(arr[i] == 1)
{
count++;
}
}
printf("这两个数共有%d位不同", count);
system("pause");
return0;
}