#include <bits/stdc++.h>   using namespace std;   int x[105];   int main() {     int n, p, q;     cin >> n >> p;     for (int i = 0; i < p; ++i) cin >> x[i];     cin >> q;     for (int i = p; i < p + q; ++i) cin >> x[i];     sort(x, x + p + q);     int k = 0;     for (int i = 0; i < p + q; ++i) {       if (x[i] == k + 1) ++k;     }     if (k == n)       cout <<  I become the guy.  << endl;     else       cout <<  Oh, my keyboard!  << endl;     return 0;   }   