using System;

namespace biggestnum
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.Write("n = ");
            var n = int.Parse(Console.ReadLine());
            var max = -10000000000000;
            for (var i = 0; i < n; i++)
            {
                var num = int.Parse(Console.ReadLine());
                if (num > max)
                    max = num;
            }
            Console.WriteLine("max = " + max);

        }
    }
}