#include <iostream>
#define rep(i, n) for(i = 0; i < n; i++)
using namespace std;

int x, n, m;
int a[100000];
int b[100000];

int main() {
	int i;
	
	cin >> x >> n >> m;
	rep(i, n) cin >> a[i];
	rep(i, m) cin >> b[i];
	
	bool flagA = false;
	bool flagB = false;
	rep(i, n) if (a[i] == x) { flagA = true; }
	rep(i, m) if (b[i] == x) { flagB = true; }
	
	if (flagA && flagB) { cout << "MrMaxValu" << endl; }
	else if (flagA) { cout << "MrMax" << endl; }
	else if (flagB) { cout << "MaxValu" << endl; }
	else { cout << -1 << endl; }
	return 0;
}