#include <bits/stdc++.h>

using namespace std;

int main() {
  ios::sync_with_stdio(false);
  cin.tie(0);
  int X, N, M;
  cin >> X >> N >> M;
  set<int> A, B;
  for (int i = 0; i < N; i++) {
    int a;
    cin >> a;
    A.insert(a);
  }
  for (int i = 0; i < M; i++) {
    int b;
    cin >> b;
    B.insert(b);
  }
  if (A.find(X) != A.end() && B.find(X) != B.end()) {
    cout << "MrMaxValu" << '\n';
  } else if (A.find(X) != A.end()) {
    cout << "MrMax" << '\n';
  } else if (B.find(X) != B.end()) {
    cout << "MaxValu" << '\n';
  } else {
    cout << -1 << '\n';
  }
  return 0;
}