求帮助

#include<bits/stdc++.h>
using namespace std;
int main()
{
    string ufo, team;
    int u=1, t=1;
    cin>>ufo;
    cin>>team;
    for(int i=0;i<ufo.size();i++)
    {
        u*=ufo[i]-64;
    }
    for(int i=0;i<team.size();i++)
    {
        t*=team[i]-64;
    }
    if(u==t)
    {
        cout<<"GO";
    }
    else
    {
        cout<<"STAY";
    }
    return 0;
}