using System;

public class Program

{

    public static void Main()

    {

        int n = int.Parse(Console.ReadLine());

        int maxN=int.MinValue;

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

        {

        int number = int.Parse(Console.ReadLine());

        if (number>maxN)

        maxN=number;

        }

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

    }

}