#include<bits/stdc++.h>

using namespace std;
using ll = long long;


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