using System;

public class Program

{

    public static void Main()

    {

        int lnTabladel;

        int lnContador;

        Console.Write("Realizar Tabla del: ");

        lnTabladel = Convert.ToInt16(Console.ReadLine());

        Console.WriteLine("{0} * {1} = {2}", 1, lnTabladel, (1 * lnTabladel));

        Console.WriteLine("{0} * {1} = {2}", 2, lnTabladel, (2 * lnTabladel));

        Console.WriteLine("{0} * {1} = {2}", 3, lnTabladel, (3 * lnTabladel));

        Console.WriteLine("{0} * {1} = {2}", 4, lnTabladel, (4 * lnTabladel));

        Console.WriteLine("{0} * {1} = {2}", 5, lnTabladel, (5 * lnTabladel));

        for (int lnI = 6; lnI < 11; lnI++)

        {

            Console.WriteLine("{0} * {1} = {2}", lnI, lnTabladel, (lnI * lnTabladel));

        }

        lnContador = 11;

        do

        {

            Console.WriteLine("{0} * {1} = {2}", lnContador, lnTabladel, (lnContador * lnTabladel));

            lnContador++;

        } while (lnContador <= 15);

        lnContador = 16;

        while (lnContador <= 20)

        {

            Console.WriteLine("{0} * {1} = {2}", lnContador, lnTabladel, (lnContador * lnTabladel));

            lnContador++;

        }

    }

}