#include<bits/stdc++.h>
using namespace std;
int main() {
	char a[6], b[6];
	// x - '0' - 16
	cin >> a >> b;
	long long n1 = 1, n2 = 1;
	for (int i = 0; i < strlen(a); i++) {
		n1 *= (int(a[i]) - '0' - 16);
	}
	for (int i = 0; i < strlen(b); i++) {
		n2 *= (int(b[i]) - '0' - 16);
	}
	n1 %= 47;
	n2 %= 47;
	if (n1 == n2) {
		cout << "GO";
	} else {
		cout << "STAY";
	}
	return 0;
}