2017_May_07 School Camp

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

namespace _2017_07_May_School_Camp
{
    class Program
    {
        static void Main(string[] args)
        {
            string Season = Console.ReadLine();
            string Gender = Console.ReadLine();
            var numberStudents = int.Parse(Console.ReadLine());
            var numberNihts = int.Parse(Console.ReadLine());

            var nightPrice = 0.00;
            string sport = string.Empty;


            switch (Season)
            {
                case "Winter":
                    {
                        switch (Gender)
                        {
                            case "boys": nightPrice = 9.6; sport = "Judo";break;
                            case "girls": nightPrice = 9.6; sport = "Gymnastics" ; break;
                            case "mixed": nightPrice = 10; sport = "Ski"; break;
                        }
                        break;
                    }

                case "Summer":
                    {
                        switch (Gender)
                        {
                            case "boys": nightPrice = 15; sport = "Football"; break;
                            case "girls": nightPrice = 15; sport = "Volleyball"; break;
                            case "mixed": nightPrice = 20; sport = "Swimming"; break;
                        }
                        break;
                    }

                case "Spring":
                    {
                        switch (Gender)
                        {
                            case "boys": nightPrice = 7.2; sport = "Tennis"; break;
                            case "girls": nightPrice = 7.2; sport = "Athletics"; break;
                            case "mixed": nightPrice = 9.50; sport = "Cicling"; break;
                        }
                        break;
                    }
            }

            var total = nightPrice*numberStudents* numberNihts ;
            if (numberStudents>=50)
            {
               total /=2 ; //50% отстъпка/
            }
            else if (numberStudents>=20)
            {
                total -= total * 0.15;
            }
            else if (numberStudents>=10)
            {
                total -= total * 0.05;
            }

            Console.WriteLine($"{sport} {total:f2} lv.");

        }
    }
}