Rhombus from stars

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

namespace ConsoleApp27
{
    class Program
    {
        static void Main(string[] args)
        {
            {
                int n = int.Parse(Console.ReadLine());
                for (int row = 1; row <= n; row++)
                {
                    Console.Write(new string(' ', n - row));
                    Console.WriteLine(string.Join(string.Empty, Enumerable.Repeat("* ", row)));

                }

              for (int DownSide = 1; DownSide <= n - 1; DownSide++)
              {
                   Console.Write(new string(' ', DownSide));
                   Console.WriteLine(string.Join(string.Empty, Enumerable.Repeat("* ", n - DownSide)));
                }
            }
        }
    }
}