#include <iostream>
using namespace std;
int main(void) {
	int x, n, m, a;
	cin >> x >> n >> m;
	bool mrmax = false, maxvalu = false;
	for (int i = 0; i < n; ++i) {
		cin >> a;
		if (a == x) mrmax = true;
	}
	for (int i = 0; i < m; ++i) {
		cin >> a;
		if (a == x) maxvalu = true;
	}
	string ans = "-1";
	if (mrmax && maxvalu) ans = "MrMaxValu";
	else if (mrmax) ans = "MrMax";
	else if (maxvalu) ans = "MaxValu";
	cout << ans << endl;
	return 0;
}