christmassTreeC#

using System;

namespace christmastree
{
    class MainClass
    {
        public static void Main(string[] args)
        {
            //Enter Christmass tree size:
            int n = int.Parse(Console.ReadLine());

            for (int i = 0; i <= n; i++)
            {
                for (int j = 1; j <= n - i; j++)
                {
                    Console.Write(' ');
                }
                for (int m = 0; m <= i-1; m++)
                {
                    Console.Write("*");
                }
                Console.Write(" | ");
                for (int k = 0; k <= i-1; k++)
                {
                    Console.Write("*");
                }
                Console.WriteLine();

            }
        }
    }
}