#include <bits/stdc++.h>
#define rep(i,n) for(int i=0;i<n;i++)
using namespace std;
typedef long long ll;
typedef pair<int,int> P;
const ll INF = 1e18;
const int MOD = 1000000007;

int main(){
        int x,n,m;
        cin >> x >> n >> m;
        bool a = false,b = false;
        rep(i,n){
                int p;
                cin >> p;
                if(p==x) a = true;
        }
        rep(i,m){
                int p;
                cin >> p;
                if(p==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;
}