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

string out[] = {"-1", "MrMax", "MaxValu", "MrMaxValu"};

int main() {
    int x, n, m, a, b;
    cin >> x >> n >> m;

    int k = 0;
    for (int i=0; i<n; ++i) {
        cin >> a;
        if (a == x) k |= 1;
    }
    for (int i=0; i<m; ++i) {
        cin >> b;
        if (b == x) k |= 2;
    }
    cout << out[k] << endl;

    return 0;
}