Third

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace BikeRace
{
    class Program
    {
        static void Main(string[] args)
        {
            int juniorRacers = int.Parse(Console.ReadLine());
            int seniorRacers = int.Parse(Console.ReadLine());
            string traceType = Console.ReadLine().ToLower();

            double juniorTicketPrice = 5.5;
            double seniorTicketPrice = 7.0;

            if (traceType == "cross-country")
            {
                //special case1
                juniorTicketPrice = 8.0;
                seniorTicketPrice = 9.5;

                int totalPeopleCount = juniorRacers + seniorRacers;
                if (totalPeopleCount >= 50)
                {
                    juniorTicketPrice *= 0.75;
                    seniorTicketPrice *= 0.75;
                }
            }
            else if (traceType == "downhill")
            {
                juniorTicketPrice = 12.25;
                seniorTicketPrice = 13.75;
            }
            else if (traceType == "road")
            {
                juniorTicketPrice = 20.0;
                seniorTicketPrice = 21.5;
            }

            double totalMoneyEarned = (juniorRacers * juniorTicketPrice) +
                                      (seniorRacers * seniorTicketPrice);

            double finalMoneyResult = totalMoneyEarned * 0.95;

            Console.WriteLine($"{finalMoneyResult:f2}");
        }
    }
}