main.cpp

acm 上的题目Project_10450

#include <cstdlib>
#include <iostream>
using namespace std;
int main(int argc, char *argv[])
{
    __int64 a,b;
    cin>>a>>b;
    while(a!=0&&b!=0){
       int i,n=0;
       int c[64]={0},d[64]={0};
       for(i=0;a!=0&&b!=0;i++){
          c[i]=a%2;
          a=a/2;
          d[i]=b%2;
          b=b/2;
          }
       for(int j=0;j<=i;j++)
       if(c[j]!=d[j])n++;
       cout<<n<<endl; 
       cin>>a>>b;      
       }
    system("PAUSE");
    return 0;
}