#include <iostream>
#define llint long long

using namespace std;

llint x, n, m;

int main(void)
{
	ios::sync_with_stdio(0);
	cin.tie(0);
	
	cin >> x >> n >> m;
	bool flag = false, flag2 = false;
	llint a;
	for(int i = 1; i <= n; i++){
		cin >> a;
		if(a == x) flag = true;
	}
	for(int i = 1; i <= m; i++){
		cin >> a;
		if(a == x) flag2 = true;
	}
	if(flag){
		if(flag2) cout << "MrMaxValu" << endl;
		else cout << "MrMax" << endl;
	}
	else{
		if(flag2) cout << "MaxValu" << endl;
		else cout << -1 << endl;
	}
	
	return 0;
}