#include <iostream>
#include <vector>

using namespace std;

int main() {
    int x, n, m;
    cin >> x >> n >> m;
    vector<int> a(n), b(m);
    
    bool f = true;
    for (int i=0; i<n; i++) {
        int a;
        cin >> a;
        if (a == x) {
            if (f) {
                cout << "Mr";
                f = false;
            }
            cout << "Max";
        }
    }

    for (int i=0; i<m; i++) {
        int b;
        cin >> b;
        if (b == x) {
            if (f) {
                cout << "Mr";
                f = false;
            }
            cout << "Valu";
        }
    }

    if (f) cout << "-1";
    
    cout << endl;
    
}