usaco 180 -- Your Ride Is Here

/*
ID:18724601
LANG:C++
TASK:ride
*/
#include<iostream>
#include<string.h>
#include<stdio.h>
using namespace std;
char str1[10],str2[10];
int main(){
freopen("ride.in","r",stdin);
freopen("ride.out","w",stdout);
while(cin>>str1>>str2){
int l1=strlen(str1);
int l2=strlen(str2);
int sum1=1,sum2=1;
for(int i=0;i<l1;i++){
sum1*=str1[i]-'A'+1;
}
sum1%=47;
for(int i=0;i<l2;i++){
sum2*=str2[i]-'A'+1;
}
sum2%=47;
if(sum1==sum2) cout<<"GO"<<endl;
else cout<<"STAY"<<endl;
}
}