TourDeFrance_Exercise03_26Nov2019

using System;

namespace Tour_de_France
{
    class Program
    {
        static void Main()
        {
            int juniors = int.Parse(Console.ReadLine());
            int seniors = int.Parse(Console.ReadLine());
            string roadType = Console.ReadLine();

            double singleJuniorPrice = 0;
            double singleSeniorPrice = 0;

            int allParticipants = juniors + seniors;

            if(roadType == "trail")
            {
                singleJuniorPrice = 5.50;
                singleSeniorPrice = 7;
            }
            else if(roadType == "cross-country")
            {
                singleJuniorPrice = 8;
                singleSeniorPrice = 9.50;

                if(allParticipants >= 50)
                {
                    singleJuniorPrice -= singleJuniorPrice * 0.25;
                    singleSeniorPrice -= singleSeniorPrice * 0.25;
                }
            }
            else if(roadType == "downhill")
            {
                singleJuniorPrice = 12.25;
                singleSeniorPrice = 13.75;
            }
            else if(roadType == "road")
            {
                singleJuniorPrice = 20;
                singleSeniorPrice = 21.50;
            }

            double totalFromJuniors = juniors * singleJuniorPrice;
            double totalFromSeniors = seniors * singleSeniorPrice;
            double totalAmountBeforeTax = totalFromJuniors + totalFromSeniors;
            double tax = totalAmountBeforeTax * 0.05;
            double totalAfterTax = totalAmountBeforeTax - tax;

            Console.Write("{0:f2}", totalAfterTax);
        }
    }
}