1064: 不明飞行物(ufo)

#include<iostream>
#include<string>
using namespace std;

int main(){
    string a,b ;
    long m,n;
    m=;n=;
    cin>>a>>b;

    for(int i =  ; i < a.length(); i++)
    {
        m *= (a[i] - );
        m = m % ;
    }

    for(int i =  ; i < b.length(); i++)
    {
        n *= (b[i] - );
        n = n % ;
    }

    if(m %  == n % )
    {
            cout<<"GO"<<endl;
            cout<<"r1=r2="<<m%<<endl;
    }
    else
    {
        cout<<"STAY"<<endl;
        cout<<"r1="<<m%<<" r2="<<n%<<endl;
    }
    //cout<<m<<" "<<n<<endl;
    return ;
}