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

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

  ll X; cin >> X;
  ll N; cin >> N;
  ll M; cin >> M;
  vector<ll> A(N); for (ll i = 0; i < N; i++) cin >> A[i];
  vector<ll> B(M); for (ll i = 0; i < M; i++) cin >> B[i];

  bool isMr = false, isVa = false;
  for (int i = 0; i < N; i++) if (A[i] == X) isMr = true;
  for (int i = 0; i < M; i++) if (B[i] == X) isVa = true;

  string ans = "-1";
  if (isMr) ans = "MrMax";
  if (isVa) ans = "MaxValu";
  if (isMr && isVa) ans = "MrMaxValu";
  cout << ans << '\n';
  return 0;
}