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

#define int long long
#define rep(i, l, r) for (int i = (int)(l); i < (int)(r); i++)
#define all(x) (x).begin(), (x).end()
#define sz(x) ((int)x.size())
template <class T> bool chmax(T &a, T b) {
  if (a < b) {
    a = b;
    return 1;
  }
  return 0;
}
template <class T> bool chmin(T &a, T b) {
  if (a > b) {
    a = b;
    return 1;
  }
  return 0;
}

/*
 */

using vi = vector<int>;
using vvi = vector<vi>;
using P = pair<int, int>;

signed main() {
  int x, n, m;
  cin >> x >> n >> m;
  vi a(n), b(m);
  bool t = false, u = false;
  rep(i, 0, n) {
    cin >> a[i];
    if (a[i] == x)
      t = true;
  }
  rep(i, 0, m) {
    cin >> b[i];
    if (b[i] == x)
      u = true;
  }

  if(t and u) cout << "MrMaxValu" << endl;
  else if(t) cout << "MrMax" << endl;
  else if(u) cout << "MaxValu" << endl;
  else cout << -1 << endl;

  return 0;
}