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

int main() {
    int x, n, m;
    cin >> x >> n >> m;
    bool mrmax = false, maxvalu = false;
    for (int i = 0; i < n; i++) {
        int a;
        cin >> a;
        if (a == x) {
            mrmax = true;
            break;
        }
    }
    for (int i = 0; i < m; i++) {
        int b;
        cin >> b;
        if (b == x) {
            maxvalu = true;
            break;
        }
    }
    if (mrmax && maxvalu) {
        cout << "MrMaxValu" << endl;
    } else if (mrmax) {
        cout << "MrMax" << endl;
    } else if (maxvalu) {
        cout << "MaxValu" << endl;
    } else {
        cout << -1 << endl;
    }
}