drow6

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

namespace RombStars
{
    class Program
    {
        static void Main(string[] args)
        {
            int n = int.Parse(Console.ReadLine());
            int row, col;
            for (row = 1; row<=n; row++)
            {
                for (col = 1; col <= n - row; col++)
                    Console.Write(" ");
                Console.Write("*");
                for (col = 1; col < row; col++)
                    Console.Write(" *");
                Console.WriteLine();
            }
            for (row = n-1; row >=1; row--)
            {
                for (col = 1; col <= n - row; col++)
                    Console.Write(" ");
                Console.Write("*");
                for (col = 1; col < row; col++)
                    Console.Write(" *");
                Console.WriteLine();
            }

        }
    }
}