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

int main() {
  int X, N, M;
  cin >> X >> N >> M;
  vector<int> V(1e5+1);
  for (int i = 0, a; i < N && cin >> a; i++) V.at(a)++;
  for (int i = 0, b; i < N && cin >> b; i++) V.at(b) += 2;
  cout << ((V.at(X) == 3) ? "MrMaxValu" : (V.at(X) == 2) ? "MaxValu" : (V.at(X) == 1) ? "MrMax" : "-1") << "\n";
}