#include "bits/stdc++.h"
using namespace std;
int main() {
	long long X, N, M;
	cin >> X >> N >> M;
	vector<long long>MrMax(N), MaxValu(M);
	bool Sell_MrMax = false, Sell_MaxValu = false;
	for (long long i = 0; i < N; i++) {
		cin >> MrMax.at(i);
		if (MrMax.at(i) == X) Sell_MrMax = true;
	}
	for (long long i = 0; i < M; i++) {
		cin >> MaxValu.at(i);
		if (MaxValu.at(i) == X) Sell_MaxValu = true;
	}
	if(Sell_MrMax && Sell_MaxValu) {
		cout << "MrMaxValu" << endl;
	}
	else if (Sell_MrMax) {
		cout << "MrMax" << endl;
	}
	else if (Sell_MaxValu) {
		cout << "MaxValu" << endl;
	}
	else {
		cout << -1 << endl;
	}
}