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

int main() {
  int X, N, M;
  cin >> X >> N >> M;
  
  int f = 0;
  for (int i = 0; i < N; i++) {
    int n;
    cin >> n;
    if (X == n) f = 1;
  }
  for (int i = 0; i < M; i++) {
    int n;
    cin >> n;
    if (X == n) {
      if (f) f = 3;
    } else {
      f = 2;
    }
  }
  
  if (!f) {
    cout << -1 << endl;
  } else if (f == 1) {
    cout << "MrMax" << endl;
  } else if (f == 2) {
    cout << "MaxValu" << endl;
  } else {
    cout << "MrMaxValu" << endl;
  }
}