using System;

public class Program

{

    public static void Main(string[] args)

    {

        int n; string s;

        s = Console.ReadLine();

        n = int.Parse(s);

        int maxN = int.MinValue;

        for (int i=1; i<= n; i++)

        {s=Console.ReadLine();

         int number = int.Parse(s);

         if (number > maxN)

             maxN = number;

        }

        Console.WriteLine("Max:{0}", maxN);

    }

}