#include "bits/stdc++.h"
using namespace std;

int main() {
	long long X, N, M, A, B;
	bool checkA = false, checkB = false;
	cin >> X >> N >> M;
	for (int i = 0; i < N; i++) {
		cin >> A;
		if (X == A) checkA = true;
	}
	for (int i = 0; i < N; i++) {
		cin >> B;
		if (X == B) checkB = true;
	}
	if (checkA) {
		if (checkB) {
			cout << "MrMaxValu" << endl;
		}
		else {
			cout << "MrMax" << endl;
		}
	}
	else {
		if (checkB) {
			cout << "MaxValu" << endl;
		}
		else {
			cout << -1 << endl;
		}
	}
}