using System;

public class Program

{

    public static void Main()

    {

        for (int j = 2; j < 50; j++)

            {

                for (int i = 0; i < 51; i++)

                {

                    if (i % j == 0)

                    {

                        Console.Write(i +", ");

                    }

​

                }

                Console.WriteLine();

            }

            Console.WriteLine("Hello World!");

    }

}