using System;

public class Program

{

    public static void Main()

    {

        int val=5;

        for(int i=1;i<=val;i++)

        {

            for(int j=1;j<=val-i;j++)

            {

                Console.Write(" ");

            }

            for(int k=1;k<=i;k++)

            {

                Console.Write(k);

            }

            Console.WriteLine();

        }

    }

}