Pyramid program in C# (Type 4)

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

namespace ConsoleApplication7

{

    class Program

    {

        static void Main(string[] args)

        {

            Console.Write("Enter the number: ");

            int num = Convert.ToInt32(Console.ReadLine());

            for (int i = 1; i <= num; i++)

            {

                Console.WriteLine("");

                for (int j = num; j >= i; j--)

                {

                    Console.Write("*");

                }

                if (i > 1)

                {

                    for (int k = 1; k <= i + 1; k++)

                    {

                        Console.Write(" ");

                    }

                    for (int l = 1; l <= i - 1; l++)

                    {

                        Console.Write(" ");

                    }

                }

                for (int m = num; m >= i; m--)

                {

                    Console.Write("*");

                }

            }

            Console.ReadKey();

        }

    }

}

Output:

Enter the number: 5

**********

****  ****

***    ***

**      **

*        *