#include <bits/stdc++.h>
using namespace std;
#define REP(i,a,n) for(int i=(a); i<(int)(n); i++)
#define rep(i,n) REP(i,0,n)
#define FOR(it,c) for(__typeof((c).begin()) it=(c).begin(); it!=(c).end(); ++it)
#define ALLOF(c) (c).begin(), (c).end()
typedef long long ll;
typedef unsigned long long ull;


int main(){
  int X, N, M;
  cin >> X >> N >> M;
  int flg = 0;
  rep(i,N){
    int a;
    cin >> a;
    if(a == X) flg |= 2;
  }
  rep(i,M){
    int a;
    cin >> a;
    if(a == X) flg |= 1;
  }

  if(flg == 3) cout << "MrMaxValu" << endl;
  else if(flg == 2) cout << "MrMax" << endl;
  else if(flg == 1) cout << "MaxValu" << endl;
  else if(flg == 0) cout << -1 << endl;
  
  return 0;
}