#include <bits/stdc++.h>
#define fastIO (cin.tie(0), cout.tie(0), ios::sync_with_stdio(false))
#define rep(i, n) for (int i = 0; i < (n); ++i)
#define precise(i) fixed << setprecision(i)
using namespace std;

int main() {
  fastIO;

  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;
}