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

int main() {
  int x, a, b;
  cin >> x >> a >> b;
  int cnt = 0;
  for (int i = 0; i < a; i++) {
    int y;
    cin >> y;
    if (y == x) cnt++;
  }
  for (int i = 0; i < b; i++) {
    int z;
    cin >> z;
    if (z == x) cnt+=2;
  }
  if (cnt == 0) cout << -1 << endl;
  if (cnt == 1) cout << "MrMax" << endl;
  if (cnt == 2) cout << "MaxValu" << endl;
  if (cnt == 3) cout << "MrMaxValu" << endl;
  return 0;
}