using System;

​

public class Program

{

    public static void Main()

    {

        // GEN ARRAY, WITH RANDOM SIZE 5-25

        Random genarrsize = new Random();

        int gensize = genarrsize.Next(5,26);                             

        int [] _anarray = new int [gensize];

        int _size = _anarray.Length;

        for(int i =0; i<_anarray.Length; i++)

        {

            int ran = SomeFuncs.GenNums();

            _anarray[i] = ran;

        }

        int index=0;

        foreach(int i in _anarray)

        {

            index++;

            Console.WriteLine(string.Format("index{0}:{1}",index,i));

        }

        Console.WriteLine("\n ======================== \n REVERSED \n");

        index =0;

        int [] _newarrayreversed = new int[gensize];

        _newarrayreversed= SomeFuncs.ReverseArrays(_anarray);

        foreach(int i in _newarrayreversed)

        {

            index++;

            Console.WriteLine(string.Format("index{0}:{1}",gensize,i));

            gensize--;

        }

    }

}

​

public class SomeFuncs

{

    // POPULATE ARRAY WITH RANDOM NUMS

    public static int GenNums()

    {

        Random  rnd = new Random();

        int num = rnd.Next(0,999);

        return num;

    }

    // RETURN REVERSE ARRAY

    public static int[] ReverseArrays(int []arr)

    {

        int size = arr.Length;

        int [] narr = new int[size];

        for(int i =0; i<arr.Length; i++)

        {

            size--;

            narr[i] = arr[size];

        }

        return narr;

    }

}

​

​