#include<iostream>
#include<vector>
#include<algorithm>
#include<map>
#include<cstring>
#include<math.h>
#include<bitset>
#include<queue>
#include<set>
#include<iomanip>
#include<assert.h>
#include<string>
#include<cstdlib>
#include<cctype>
#include<unordered_map>
#include<sstream>
#include<numeric>
#include<stack>
// #include<bits/stdc++.h>
using namespace std;
using ll = long long;
using P = pair<int,int>;
constexpr ll INF = 9e18;
constexpr int inf = 1e9;
const double INFD = 1e100;
const ll mod = 1000000007;
const double PI = 3.1415926535897932384626433832795028841971;
const int dx[4] = {1, 0, -1, 0};
const int dy[4] = {0, 1, 0, -1};
template<class T> inline bool chmin(T& a, T b) {
    if (a > b) {
        a = b;
        return true;
    }
    return false;
};
template<class T> inline bool chmax(T& a, T b) {
    if (a < b) {
        a = b;
        return true;
    }
    return false;
};

// intやllをstringに変換
template<typename T> inline string toString(const T &a){
  ostringstream oss;
  oss << a;
  return oss.str();
};
// ----------------------------------------------------------------------------

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