using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("~~~Welcome to my Calculator~~~");

        Console.WriteLine("Choose your number to multiply :");

        int numTime = 5;

        int numMultiply= 0;

        int iRound = 1;

        numMultiply = Convert.ToInt32( Console.ReadLine() );

        Console.WriteLine("Choose your number to frequency :");

        numTime = Convert.ToInt32( Console.ReadLine() );

        do

        {

         Console.WriteLine("Hello World {0} x {1} = {2}",numMultiply, iRound , numMultiply * iRound);

         iRound++;

        }while ( iRound <= numTime);

    }

}