using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Pick T or F");

    string choice = Console.ReadLine();

    switch (choice)

    {

        case "T":

        Console.WriteLine("You chose incorrectly");

        break;

        case"F":

        Console.WriteLine("You chose correctly");

        break;

        default:

        Console.WriteLine("Please choose again");

        break;

    }

    }

}