int main()
{
    int n[4] = { 1,1 };
    int letter[256] = {};
    for (int i = 0; i < 26; i++)  letter['A' + i] = i + 1;

    for (int i = 0; i < 2; i++) {
        char word[12];
        for (int j = 0; j < 12; j++)  word[j] = '0';
        scanf("%s", word);
        for (int j = 0; j < 6; j++) {
            if (word[j] == '0')  break;
            n[i] *= letter[word[j]];
        }
    }

    if ((n[0] % 47) == (n[1] % 47))  printf("GO");
    else  printf("STAY");
    return 0;
}