#include <iostream>
using namespace std;

int main(){
    int in_1,in_2;
    int k,ans;

    cin>>in_1>>in_2;

    if(in_1!=in_2){
        for(k=2;k<in_1 || k<in_2;k++){
            if((in_1%k)==0 && (k%in_2)==0){
                cout<<"YES"<<endl;
                return 0;
            }
        }
    }
    else{
        cout<<"YES"<<endl;
        return 0;
    }

    cout<<"NO"<<endl;
    return 0;
}