#include <bits/stdc++.h>
#define rep(i, ss, ee) for (int i = ss; i < ee; ++i)
using namespace std;

void solve() {
  int X, N, M, x;
  bool c1 = false, c2 = false;
  cin >> X >> N >> M;
  rep(i, 0, N) {
    cin >> x;
    if (X == x) {
      c1 = true;
    }
  }
  rep(i, 0, M) {
    cin >> x;
    if (X == x) {
      c2 = true;
    }
  }
  string s;
  if (c1 && c2) s = "MrMaxValu";
  if (c1 && !c2) s = "MrMax";
  if (!c1 && c2) s = "MaxValu";
  if (!c1 && !c2) s = "-1";
  cout << s << endl;
}

int main() {
  cin.tie(0);
  ios::sync_with_stdio(false);
  solve();
  getchar();
}