杭电 1196 Lowest Bit

#include<stdio.h>

#include<string.h>

#include<stdlib.h>

int main()

{

     int t,n;

     while(scanf("%d",&n),n) 

     {

         t=n&(-n);

         printf("%d\n",t);                        

     }   

     //system("pause");

     return 0;

}