using System;
using System.Linq;
using System.Collections.Generic;
using System.Text;
using System.Numerics;

class MyClass
{
    public static void Solve()
    {
        var input = Console.ReadLine().Split().Select(int.Parse).ToArray();
        var X = input[0];
        var N = input[1];
        var M = input[2];
        var A = Console.ReadLine().Split().Select(int.Parse).ToArray();
        var B = Console.ReadLine().Split().Select(int.Parse).ToArray();
        var a = A.Contains(X);
        var b = B.Contains(X);
        if (a && b)
        {
            Console.WriteLine("MrMaxValu");
        }
        else if (a)
        {
            Console.WriteLine("MrMax");
        }
        else if (b)
        {
            Console.WriteLine("MaxValu");
        }
        else
        {
            Console.WriteLine(-1);
        }
    }

    public static void Main()
    {
        var sw = new System.IO.StreamWriter(Console.OpenStandardOutput()) { AutoFlush = false };
        Console.SetOut(sw);
        Solve();
        Console.Out.Flush();
    }
}