#include <bits/stdc++.h>
#define rep(i, n) for (int i = 0; i < (n); ++i)
using namespace std;

int main() {

  int x, n, m;
  cin >> x >> n >> m;

  bool mrMax = false, maxValue = false;
  int value;

  rep(_, n) {
    cin >> value;
    if (x == value) {
      mrMax = true;
    }
  }

  rep(_, m) {
    cin >> value;
    if (x == value) {
      maxValue = true;
    }
  }

  if (mrMax && maxValue)
    cout << "MrMaxValu\n";
  else if (mrMax)
    cout << "MrMax\n";
  else if (maxValue)
    cout << "MaxValu\n";
  else
    cout << "-1\n";

  return 0;
}