Pattern

using System;

class Program
{
    public static void Main(string[] args)
    {
        int n = int.Parse(Console.ReadLine());
        for (int i = n; i >=1; i--)
        {
            for (int k = 1; k <=i; k++)
            {
                Console.Write(k);
            }
            Console.WriteLine();
        }
        Console.WriteLine();
        for (int i = 1; i <=n ; i++)
        {
            for (int k = 1; k <=i; k++)
            {
                Console.Write(k);
            }
            Console.WriteLine();
        }
    }
}