#include<bits/stdc++.h>
//#include<cxk.h>
#define int long long
#define LL long long
#define FOR(i,l,r) for(int i=(l);i<=(r);i++)
using namespace std;
const int MOD=47;
int a[1001];
signed main()
{
	a['A']=1;
	a['B']=2;
	a['C']=3;
	a['D']=4;
	a['E']=5;
	a['F']=6;
	a['G']=7;
	a['H']=8;
	a['I']=9;
	a['J']=10;
	a['K']=11;
	a['L']=12;
	a['M']=13;
	a['N']=14;
	a['O']=15;
	a['P']=16;
	a['Q']=17;
	a['R']=18;
	a['S']=19;
	a['T']=20;
	a['U']=21;
	a['V']=22;
	a['W']=23;
	a['X']=24;
	a['Y']=25;
	a['Z']=26;
	char str[1000],b[1000];
	cin>>str>>b;
	int strs=1,bs=1;
	FOR(i,0,strlen(str)-1)
	{
		strs*=a[str[i]];
	}
	FOR(i,0,strlen(b)-1)
	{
		bs*=a[b[i]];
	}
	if(bs%MOD==strs%MOD)
	{
		cout<"GO";
	}
	else 
	{
		cout<<"STAY";
	}
	return 0;
}
//在devc++上能运行，在洛谷上就不能？谁能帮我看看