using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("You will begin a true or false quiz. answer with 't' for truth or 'f' for false. Press enter when ready to begin.");

        string beg = Console.ReadLine();

        Console.Clear();

        int win = 0;

        Console.WriteLine("The creator of this program is Fardeen Hussain.");

        string choice1 = Console.ReadLine(); 

        switch (choice1)

        {case "f" :

         Console.WriteLine("incorrect.");

         break; 

         case "t" :

         Console.WriteLine("Correct!");

         win = win +1;

         break;

        }

        Console.WriteLine("there are 8 continents in the world."); 

        string choice2 = Console.ReadLine(); 

        switch (choice2)

        {case "f":

         Console.WriteLine("Correct!");

                 win = win +1;

         break;

         case "t":

             Console.WriteLine("Incorrect.");

         break;

        }

        Console.WriteLine("there are less than 7 billion people living on Earth.");

        string choice3 = Console.ReadLine();

        switch (choice3)

        {case "f":

         Console.WriteLine("Correct!");

                 win = win +1;

         break;

         case "t":

         Console.WriteLine("incorrect.");

         break;

        }

        Console.Clear();

        Console.WriteLine("Congraduations! You scored a " +win+ " out of 3.");

    }

}