#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<ll, ll> l_l;
typedef pair<int, int> i_i;
template<class T>
inline bool chmax(T &a, T b) {
    if(a < b) {
        a = b;
        return true;
    }
    return false;
}

template<class T>
inline bool chmin(T &a, T b) {
    if(a > b) {
        a = b;
        return true;
    }
    return false;
}

#define EPS (1e-7)
#define INF (1e9)
#define PI (acos(-1))
//const ll mod = 1000000007;
int X, N, M;
bool flag[2];
int main() {
    //cout.precision(10);
    cin.tie(0);
    ios::sync_with_stdio(false);
    cin >> X >> N >> M;
    while(N--) {
        int a;
        cin >> a;
        if(a == X) flag[0] = true;
    }
    while(M--) {
        int a;
        cin >> a;
        if(a == X) flag[1] = true;
    }
    string ans = "";
    if(flag[0] and flag[1]) ans = "MrMaxValu";
    else if(flag[0]) ans = "MrMax";
    else if(flag[1]) ans = "MaxValu";
    else ans = "-1";
    cout << ans << endl;
    return 0;
}