using System;

public class Program

{

    public static void Main(string[]arghs) 

    {

        Console.WriteLine("                  *                  ");

        Console.WriteLine("              *      *               ");

        Console.WriteLine("          *      *       *           ");

        Console.WriteLine("     *       *       *       *       ");

        Console.WriteLine(" *       *       *       *       *   ");

        Console.ReadLine();

    }

}