Bike race

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

namespace Problem_03.Bike_Race
{
    class Program
    {
        static void Main(string[] args)
        {
            var JuniorCyclists = double.Parse(Console.ReadLine());
            var SeniorCyclists = double.Parse(Console.ReadLine());
            string traceType = Console.ReadLine();
            var juniorsTaksa = 0.00;
            var seniorsTaaksa = 0.00;
            var gatheredMoney = 0.00;
            var razhodi = gatheredMoney - (5.00/100.00*gatheredMoney);
            var totalEverything = 0.00;
            var allParticipants = JuniorCyclists + SeniorCyclists;
            switch (traceType)
            {
                case "trail":
                    juniorsTaksa += 5.50;
                    seniorsTaaksa += 7.00;
                    break;
                case ("cross-country"):
                    juniorsTaksa += 8.00;
                    seniorsTaaksa += 9.50;
                    break;
                case ("downhill"):
                    juniorsTaksa += 12.25;
                    seniorsTaaksa += 13.75;
                    break;
                case ("road"):
                    juniorsTaksa += 20.00;
                    seniorsTaaksa += 21.50;
                    break;
            }

            if (traceType == "cross-country")
            {
                gatheredMoney = ((JuniorCyclists * juniorsTaksa) +( SeniorCyclists * seniorsTaaksa));
                razhodi = (5.00 / 100.00 * gatheredMoney);
                 totalEverything = gatheredMoney - razhodi;
            }
            if (traceType == "trail" || traceType =="downhill" || traceType == "road")
            {
                gatheredMoney = ((JuniorCyclists * juniorsTaksa) + (SeniorCyclists * seniorsTaaksa));
                razhodi = (5.00 / 100.00 * gatheredMoney);
                totalEverything = gatheredMoney - razhodi;
            }
            if (allParticipants >= 50.00)
            {
                totalEverything = (totalEverything - (25.00/100.00*totalEverything));
            }
            Console.WriteLine("{0:f2}" ,totalEverything);
        }
    }
}