9:4

#include<bits/stdc++.h>
#define optimize() ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
using namespace std;
int main()
{
    optimize();
    int n;
    cin>>n;
    set<int>s;
    int x;
    cin>>x;
    for(int i=0;i<x;i++)
    {
        int a;
        cin>>a;
        s.insert(a);
    }
    cin>>x;
    for(int i=0;i<x;i++)
    {
        int a;
        cin>>a;
        s.insert(a);
    }
    if(n==s.size()) cout<<"I become the guy.";
    else cout<<"Oh, my keyboard!";
}