using System;

public class Program

{

    public static void Main()

    {

        Console.Write("Input birth year : ");

        int birthyear = int.Parse(Console.ReadLine());

        Console.Write("Are you member?  : ");

        char member = char.Parse(Console.ReadLine());

        Console.WriteLine("----------------------------------");

        int age = DateTime.Now.Year - birthyear;

        if (member == 'y' || member == 'Y') {

            Console.WriteLine("Get Discount\t\t\t5 %");

            Console.WriteLine("Total price\t\t{0:n} baht.", (age >= 18? 150 - (150 * 0.05) : 100 - (100 * 0.05)));

        }

        else {

            Console.WriteLine("Total price\t\t{0:n} baht.", age >= 18? 150 : 100);

        }

    }

}