using System;

​

//advance calculator

 /* More sophisticated calculator

 Ask the user for their 1st name

 ask the user to enter two numbers

 then ask the user to select what operation they would like for you to do (+ - / X) [add, subtract, divide or multiply]

 then do the operation indicated. 

 providing feedback for the user with the answer. 

 do this 5 times (going back to the start and asking the user for a new set of numbers and a new operation to be solved).

 clearing the screen in between each new operation.

 */

​

namespace advcalculator

{

​

 public class program 

 {

    public static void Main(string[] args)

    {

        string firstName;      // first name is a variable to store first name 

        int number1;

        int number2; 

        string select:

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

        firstName = Console.ReadLine();

        for (int i = 1; i <= 5; i++)

        {  

            Console.WriteLine(firstName + " please enter a number: "); //puts information to screen 

            number1 = int.Parse(Console.ReadLine());  //getting the number from the user

            Console.WriteLine(firstName + " please enter a second number: "); //puts information to screen 

            number2 = int.Parse(Console.ReadLine());  //getting the number from the user                

            Console.WriteLine(firstName+ " Please enter an operation for me to do ( add, subtract, divide, multiply) ")             

            select = Console.ReadLine();

            switch (select.ToLower())

            {

                case  "yes":

                Console.WriteLine(" Outstanding!!! :");

                break;

                case "maybe":

                    Console.WriteLine("Ohhh No! but I worked so hard!");

                    break;

                case "no":

                     Console.WriteLine(" Too bad! I will make a better program next time!");

                    break;

                default:

                    Console.WriteLine("I didn't understand your word");

                    break;

    }

}