using System;

public class Program

{

    public static void Main()

    {

        bool continueCalculating = true;

        int num1, num2, result;

            while (continueCalculating)

            {

                Console.Write("Enter the first number: ");

                 num1 = Convert.ToInt32(Console.ReadLine());

​

                Console.Write("Enter the second number: ");

                 num2 = Convert.ToInt32(Console.ReadLine());

​

                 result = 0;

​

                if (num2 > 0)

                {

                    for (int i = 0; i < num2; i++)

                    {

                        result += num1;

                    }

                }

                else if (num2 < 0)

                {

                    for (int i = 0; i > num2; i--)

                    {

                        result -= num1;

                    }

                }

​

                Console.WriteLine("Result: " + result);

​

                Console.Write("Do you want to try again? (yes/no): ");

                string tryAgain = Console.ReadLine();

​

                if (tryAgain.ToLower() != "yes")

                {

                    continueCalculating = false;

                }

            }

    }

}