using System;

public class Program

{

    public static void Main()

    {

        int[] a = {4,5,6,7,8};

        for (int i = 4; i>0; i--) 

        {

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

            {

                if (a[i] < a[j])

                {

                    int temp = a[i];

                    a[i] = a[j];

                    a[j] = temp;

                }

            }

        }

        Console.WriteLine("{0}", a[3]);

    }

}