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

int main() {
  int x,n,m;
  cin >> x >> n >> m;
  bool a = false,b = false;
  for(int i = 0;i < n;i++){
    int q;
    cin >> q;
    if(q == x) a = true;
  }
  for(int i = 0;i < m;i++){
    int q;
    cin >> q;
    if(q == x) b = true;
  }
  if(a && b){
    cout << "MrMaxValu" << endl;
    return 0;
  }
  else if(a){
    cout << "MrMax" << endl;
    return 0;
  }
  else if(b){
    cout << "MaxValu" << endl;
    return 0;
  }
  else{
    cout << -1 << endl;
  }
}