#include <bits/stdc++.h>
#include <string.h>
#define rep(i,n) for(int i = 0; i < n; i++)
#define srep(i,a,b) for(int i = a; i < b; i++)
#define all(A) (A).begin(),A.end()
#define MOD 1000000007
using namespace std;
using ll = long long;
using P = pair<char,int>;
using Graph = vector<vector<int>>;

int main(void){
	int x,n,m; cin >> x >> n >> m;
	bool mis = 0,val = 0;
	rep(i,n){
		int a; cin >> a;
		if(a == x) mis = 1;
	}
	rep(j,m){
		int b; cin >> b;
		if(b == x) val = 1;
	}

	if(mis && val) cout << "MrMaxValu";
	else if(mis) cout << "MrMax";
	else if(val)cout << "MaxValu";
	else cout << -1;
}