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

signed main() {
  int X, N, M;
  cin >> X >> N >> M;
  
  int A;
  bool fg = false;
  for( int i = 0; i < N; i++ ){
    cin >> A;
    if( A == X ) fg = true;
  }
  int B;
  bool fg2 = false;
  for( int i = 0; i < M; i++ ){
    cin >> B;
    if( B == X ) fg2 = true;
  }
  
  if( fg && fg2 ) cout << "MrMaxValu" << endl;
  else if( fg ) cout << "MrMax" << endl;
  else if( fg2 ) cout << "MaxValu" << endl;
  else cout << -1 << endl;
  
  
}