// I SELL YOU...! 
#include<iostream>
#include<vector>
#include<algorithm>
#include<functional>
#include<queue>
#include<chrono>
#include<iomanip>
#include<map>
#include<set>
using namespace std;
using ll = long long;
using P = pair<ll,ll>;
void init_io(){
  cin.tie(0);
  ios::sync_with_stdio(false);
  cout << setprecision(10);
}
signed main(){
  init_io();
  ll x,n,m;
  cin >> x >> n >> m;
  bool t=false,u=false;
  vector<ll> a(n),b(m);
  for(int i=0;i<n;i++){
    cin >> a[i];
    if(a[i]==x) t = true;
  }
  for(int i=0;i<m;i++){
    cin >> b[i];
    if(b[i]==x) u = true;
  }
  if(t&&u) cout <<"MrMaxValu\n";
  else if(t) cout <<"MrMax\n";
  else if(u) cout <<"MaxValu\n";
  else cout <<"-1\n";
}