#include<iostream>
#include<set>
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
using namespace std;

int main() {
    int x, n, m;
    cin >> x >> n >> m;
    set<int> a;
    set<int> b;
    rep(i, n) {
        int c;
        cin >> c;
        a.insert(c);
    }
    rep(i, m) {
        int c;
        cin >> c;
        b.insert(c);
    }
    if (a.count(x) && b.count(x)) cout << "MrMaxValu" << endl;
    else if (a.count(x)) cout << "MrMax" << endl;
    else if (b.count(x)) cout << "MaxValu" << endl;
    else cout << -1 << endl;
    return 0;
}