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

int main() {
  ios::sync_with_stdio(false);

  int X, N, M;
  cin >> X >> N >> M;

  int flag = 0;
  for (int i = 0, a; i < N; ++i) cin >> a, flag |= a == X;
  for (int i = 0, b; i < M; ++i) cin >> b, flag |= (b == X) << 1;

  cout << (flag == 0 ? "-1" : flag == 1 ? "MrMax" : flag == 2 ? "MaxValu" : "MrMaxValu") << endl;

  return 0;
}