#include <bits/stdc++.h>
using namespace std;
#ifdef LOCAL
  #include "settings/debug.cpp"
  #define _GLIBCXX_DEBUG
#else
  #define Debug(...) void(0)
#endif
using ll = long long;
#define rep(i, n) for (int i = 0; i < (n); ++i)

int main() {
  int x,n,m;cin>>x>>n>>m;
  vector<int>a(n), b(m);
  rep(i,n) cin >> a[i];
  rep(i,m) cin >>  b[i];
  bool ex1 = false, ex2 = false;
  rep(i,n) if (a[i] == x) ex1 = true;
  rep(i,m) if (b[i] == x) ex2 = true;
  if (ex1 && ex2 ) {
    cout << "MrMaxValu" << endl;
  }
  else if ( ex1 ) {
    cout << "MrMax" << endl;
  }
  else if ( ex2 ) {
    cout << "MaxValu" << endl;
  }
  else {
    cout << -1 << endl;
  }
  return 0;
}