USACO 1.1-ride

/*
ID: m1590291
PROG: ride
LANG: C++
*/
#include <iostream>
#include <fstream>

using namespace std;

int main()
{
	string s1,s2;
	int sum1=1,sum2=1,i;
	ifstream fin ("ride.in");
        ofstream fout ("ride.out");
    
        fin>>s1>>s2;
	
	for(i=0;i<s1.size();i++)
		sum1*=s1[i]-64;
	for(i=0;i<s2.size();i++)
		sum2*=s2[i]-64;

	if((sum1%47)==(sum2%47))
		fout<<"GO"<<endl;
	else
		fout<<"STAY"<<endl;
		
	fin.close();
        fout.close();
	return 0;
}