using System;

public class Program

{

    public static void Main()

    {

        //Marifer Ortega

        string a;

        int num;

        num = 0;

        Console.WriteLine("Hi! I'll ask you some questions, please write the letter of the correct answer.");

        Console.WriteLine("What's my name?");

        Console.WriteLine("a) Ana");

        Console.WriteLine("b) Isabella");

        Console.WriteLine("c) Marifer");

        Console.WriteLine("d) Riley");

        a = Console.ReadLine();

        switch (a)

        {

            case "c":

                Console.WriteLine("Correct!");

                num++;

                break;

            default:

                Console.WriteLine("Wrong! The right answer was c.");

                break;

        }

        Console.WriteLine();

        Console.WriteLine("What's my last name?");

        Console.WriteLine("a) Rodríguez");

        Console.WriteLine("b) Ortega");

        Console.WriteLine("c) Ortiz");

        Console.WriteLine("d) Fernández");

        a = Console.ReadLine();

        switch (a)

        {

            case "b":

                Console.WriteLine("Correct!");

                num++;

                break;

            default:

                Console.WriteLine("Wrong! The right answer was b.");

                break;

        }

        Console.WriteLine();

        Console.WriteLine("What's my favorite color?");

        Console.WriteLine("a) Yellow");

        Console.WriteLine("b) Red");

        Console.WriteLine("c) Blue");

        Console.WriteLine("d) Pink");

        a = Console.ReadLine();

        switch (a)

        {

            case "d":

                Console.WriteLine("Correct!");

                num++;

                break;

            default:

                Console.WriteLine("Wrong! The right answer was d.");

                break;

        }

        Console.WriteLine();

        Console.WriteLine("What's my favorite artist?");

        Console.WriteLine("a) Payton Moormeier");

        Console.WriteLine("b) Olivia Rodrigo");

        Console.WriteLine("c) Conan Gray");

        Console.WriteLine("d) Carlos Rivera");

        a = Console.ReadLine();

        switch (a)

        {

            case "a":

                Console.WriteLine("Correct!");

                num++;

                break;

            default:

                Console.WriteLine("Wrong! The right answer was a.");

                break;

        }

        Console.WriteLine();

        Console.WriteLine("You had " + num + " right answers.");

    }

}