#include"bits/stdc++.h" using namespace std; int main(){ string a,b; int ans=1,bns=1; cin>>a>>b; for(int i=0;i<a.size();i++){ ans*=a[i]-'A'+1; } for(int j=0;j<b.size();j++){ bns*=b[j]-'A'+1; } if(ans%47==bns%47)cout<<"GO"; else cout<<"STAY"; }