using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Hello World");

        for (int i = 1; i < 11; i++)

        {

            for (int j = 1; j < 11; j++)

            {

            if (i*j<10) Console.Write(" ");

            if (i*j<100) Console.Write(" ");

                Console.Write (" "+i*j);

            }

        Console . WriteLine ( ) ;

        }

    Console . ReadLine ( ) ;

​

​

    }

}