using System;

namespace ConsoleApplication1

{

    class Program

    {

        static void Main()

        {

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

            int s = Int32.MinValue;

​

            for (int i = 0; i < n; i++)

            {

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

                if (number<s)

                {

                    s = number;

                }

            }

            Console.WriteLine(s);

        }

    }

}