namespace TicketSystem.Tickets
{
    public enum TicketType 
    {
        Child,
        Student,
        Adult
    }

    public class Ticket
    {
        public int price { get; }
        public Ticket()
        {
            price = 20;
        }

        public int PriceWithReduction()
        {
            return price - price/100*20;
        }
    }
}