#include <iostream>
using namespace std;

int main(){
    int x, n, m;
    int i;
    int a[200000], b[200000];
    bool isa = false, isb = false;
    cin >> x >> n >> m;
    for(i = 0; i < n; i++){
        cin >> a[i];
        if(x == a[i]){
            isa = true;
        }
    }
    for(i = 0; i < m; i++){
        cin >> b[i];
        if(x == b[i]){
            isb = true;
        }
    }
    if(isa){
        if(isb){
            cout << "MrMaxValu" << endl;
        }else{
            cout << "MrMax" << endl;
        }
    }else{
        if(isb){
            cout << "MaxValu" << endl;
        }else{
            cout << -1 << endl;
        }
    }
    
    return 0;
}