#include<bits/stdc++.h>
using namespace std;
int n,x;
bool a[1005];
int main(){
	cin>>n;
	cin>>x;
	while(cin>>x) a[x]=1;
	cin>>x;
	while(cin>>x) a[x]=1;
	for(int i=1;i<=n;i++){
		if(a[i]==0){
			cout<<"Oh, my keyboard!";
			return 0;
		}
	}
	cout<<"I become the guy.";
	return 0;
}

显示#29WA