#include <bits/stdc++.h>
#define rep(i,n)for(long long i=0;i<(n);i++)
using namespace std;
typedef long long ll;
typedef pair<ll,ll> P;
const int MOD = 1000000007;

int main() {
  int x,n,m;
  cin >>x>>n>>m;
  vector<int>a(n);
  vector<int>b(m);
  rep(i,n) cin >> a[i];
  rep(i,m) cin >> b[i];
  bool A=false;
  bool B=false;
  
  rep(i,n)if(a[i]==x)A=true;
  rep(i,m)if(b[i]==x)B=true;
  
  if(A&&B)cout<<"MrMaxValu"<<endl;
  if(A&&!B)cout<<"MrMax"<<endl;
  if(!A&&B)cout<<"MaxValu"<<endl;
  if(!A&&!B) cout<<-1<<endl;
}