题解 | #位操作练习#

#include<stdio.h>

using namespace std;
int main(){
    int a,b;
    int i,j;
    while(scanf("%d%d",&a,&b)!=EOF){
        for(i=0;i<16;i++){
            a=(a*2)/65536+(a*2)%65536;
            if(a==b){
                printf("YES\n");
                goto out;
            }
        }
        printf("NO\n");
        out:;
    }
}