using System;

public class Program

{

    public static void Main()

    {

        int[] a = {5, 25, 75, 35, 15};

        PrintArray(a);

        int[] b;

        b = (int[])a.Clone(); // Array Copy

        PrintArray(b);

        int[] c = new int[10];

        Array.Copy(a, 0, c, 1, 3);

        PrintArray(c);

        a.CopyTo(c, 3);

        PrintArray(c);

        Array.Sort(a);

        PrintArray(a);

        Array.Reverse(a);

        PrintArray(a);

        Array.Clear(a, 0, a.Length);

        PrintArray(a);

    }

    private static void PrintArray(int[] a)

    {

        foreach(var i in a)

            Console.Write("{0,5}", i);

        Console.WriteLine();

    }

}