using System;

​

public class Program

{

    public static void Main()

    {

        var h = 10;

        for (var i = 1; i <= h; i++) // outer loop

        {

            for (var j = 1; j <= h - i; j++) // space loop

            {

                Console.Write(" ");

            }

​

            for (var k = 1; k <= i * 2 - 1; k++) // star loop

            {

                Console.Write("*");

            }

​

            Console.WriteLine();

        }

    }

}