using System;

public class program

{

    public static void Main(String[]args)

    {

        int j, m, c;

        for (j=4; j<5; j++)

        {

        for (m= 4 ; m>j; 1--)

        {

            Console.Write(" ");

        }

            for ( c = 1; c<=(2*j-1);c++)

            {

                Console.Write(" ");

            }

            Console.WriteLine();

        }

    }