蒟蒻刚学OI，大佬们帮帮我_(:з」∠)_

//Luogu P1200
#include <bits/stdc++.h>
using namespace std;

char UFOname[10];
char GroupName[10];
int a;

void chuli1(){
    for(a = 1;a <= 6;a++){
        if(UFOname[a] == '\0' || UFOname[a] == '\n')
            break;
        UFOname[a] -= 'A';
        UFOname[a] += 1;
    }
}

void chuli2(){
    for(a = 1;a <= 6;a++){
        if(GroupName[a] == '\0' || GroupName[a] == '\n')
            break;
        GroupName[a] -= 'A';
        GroupName[a] += 1;
    }
}

void calculate(){
    int ansU = 0,ansG = 0;//js-计数
    for(int js = 1;js <= 6;js++){
        ansU += UFOname[js];
        ansG += GroupName[js];
    }
    ansU = ansU % 47;
    ansG = ansG % 47;
    if(ansG == ansU)
        printf("GO\n");
    else
        printf("STAY\n");
}

int main(){
    for(int i = 1;i <= 7;i++){
        UFOname[i] = getchar();
        if(UFOname[i] == '\n')
            break;
    }
    chuli1();
    for(int i = 1;i <= 7;i++){
        GroupName[i] = getchar();
        if(GroupName[i] == '\n')
            break;
    }
    chuli2();
    calculate();
    return 0;
}