using System;

public class Program

{

    public static void Main()

    {

        string firstName;

     string lastName;

     int number1;

     int number2;

        Console.WriteLine("Please input your first name: ");

        firstName = Console.ReadLine();

     Console.WriteLine("Please input your last name: ");

     lastName = Console.ReadLine();

     Console.WriteLine("Please input the first number from 0-9: ");

     number1 = int.Parse(Console.ReadLine());

     Console.WriteLine("Please input the second number from 0-9: ");

     number2 = int.Parse(Console.ReadLine());

     int sum = number1 + number2;

     int product = number1 * number2;

     int difference = number1 - number2;

     Console.WriteLine(firstName + " " + lastName + " the sum of "+ number1 + " plus " + number2 + " is " + sum );

        Console.WriteLine(firstName + " " + lastName + " the product of "+ number1 + " times " + number2 + " is " + product );

        Console.WriteLine(firstName + " " + lastName + " the difference of "+ number1 + " minus " + number2 + " is " + difference );

     Console.WriteLine(firstName + " thanks for using my calculator. Come back again!");

     Console.ReadLine();

    }

}