Ascending And Descending Order In C#

This program explain the Ascending order in C#

using System;

namespace Ascending_Order
{
    class Program
    {
        static void Main(string[] args)
        {
            int i, j;
            int[] a = new int[20];
            for (i = 0; i < 5; i++)
            {
                Console.WriteLine("enter the num"+" " + (i + 1)+":");
                a[i] = Convert.ToInt16(Console.ReadLine());
            }
            for (i = 0; i < 5; i++)
            {
                for (j = 0; j < 4; j++)
                {
                    if (a[j] >a[j + 1])

                    {
                        int temp = a[j + 1];
                        a[j + 1] = a[j];
                        a[j] = temp;
                    }
                }
            }
                Console.WriteLine("Ascending Sort:");
                for (i = 0; i <5; i++)
                {
                    Console.WriteLine(a[i] + "");
                }
                    Console.ReadKey();
                }
            }
        }

This program explain the Descending order in C#

using System;

namespace Descending_Order
{
    class Program
    {
        static void Main(string[] args)
        {
            int i, j;
            int[] a = new int[20];
            for (i = 0; i < 5; i++)
            {
                Console.WriteLine("enter the num"+" " + (i + 1)+":");
                a[i] = Convert.ToInt16(Console.ReadLine());
            }
            for (i = 0; i < 5; i++)
            {
                for (j = 0; j < 4; j++)
                {
                    if (a[j] <a[j + 1])

                    {
                        int temp = a[j + 1];
                        a[j + 1] = a[j];
                        a[j] = temp;
                    }
                }
            }
                Console.WriteLine("Descending Sort:");
                for (i = 0; i <5; i++)
                {
                    Console.WriteLine(a[i] + "");
                }
                    Console.ReadKey();
                }
            }
        }