I wanna be the guy

// ********* Assalamualaikum****** IN the name of my Almighty****:):)***
#include<bits/stdc++.h>
using namespace std;
#define suni ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0)
#define endl "\n"
#define f(i,a,b) for(int i=a;i< b;i++)
#define ff(i,a,b) for(int i= a;i>=b;i--)
#define T int t; cin >>t; while(t--)
#define vi  vector<int>
#define vll vector<long long>
#define vs vector<string>
#define vp vector<pair
#define pii pair<int,int>
#define pb push_back
#define mk make_pair
#define b(a) a.begin(),a.end()
#define rb(a) a.rbegin(),a.rend()
#define I  int
#define ll long long
#define st string
#define C char
#define mn int main()
#define fa(u,v) for(auto u:v)

mn
{
    suni;
     I n;
     cin>>n;
     set<I>s;
     I p;
     cin>>p;
     while(p--)
{
     I a;
     cin>>a;
     s.insert(a);
      }
     cin>>p;
     while(p--)
{
     I a;
     cin>>a;
     s.insert(a);
}
  cout<<(s.size()==n ? "I become the guy.\n":"Oh, my keyboard!\n");


}
//*******Happy Coding*******???******