using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Christmas_Tree
{
    class Program
    {
        static void Main(string[] args)
        {
            int n = int.Parse(Console.ReadLine());
                for (var i = 0; i <= n; i++)
                {
                    Console.Write(new string(' ', n - i));
                    Console.Write(new string('*', i));
                    Console.Write(" | ");
                    Console.WriteLine(new string('*', i));
            }
        }
    }
}