using System;

public class Program

{

    public static void Main(string[] args)

    {

        Console.Write("Number (age)? ");

        if (!int.TryParse(Console.ReadLine(), out int value))

        {

            // Console.WriteLine("GWAAAAAAAAAHIYAAAAAAAAAAAHAwulawulawulbablablhulbaHIYAAAAAAAAAAAAAAA-UH!!!!");

            Console.WriteLine("invalid input");

        }

        else if (value < 0)

        {

            // Console.WriteLine("GWAAAAAAAAAHIYAAAAAAAAAAAHAwulawulawulbablablhulbaHIYAAAAAAAAAAAAAAA-UH!!!!");

            Console.WriteLine("invalid input");

        }

        else 

        {

            Console.Write("Is it a matineeeeeeeeeeeeeee???? (Before 5 PM) (true/false) ");

            if (!bool.TryParse(Console.ReadLine(), out bool value2))

            {

                // Console.WriteLine("GWAAAAAAAAAHIYAAAAAAAAAAAHAwulawulawulbablablhulbaHIYAAAAAAAAAAAAAAA-UH!!!!");

                Console.WriteLine("invalid input");

            }

            else if (value2)

            {

                if (value <= 12)

                {

                    Console.WriteLine("$5");

                }

                else if (value <= 64)

                {

                    Console.WriteLine("$10");

                }

                else

                {

                    Console.WriteLine("$8");

                }

            }

            else

            {

                if (value <= 12)

                {

                    Console.WriteLine("$7");

                }

                else if (value <= 64)

                {

                    Console.WriteLine("$12");

                }

                else

                {

                    Console.WriteLine("$10");

                }

            }

        }

    }

}