03. Vacation

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

namespace _3.Vacation
{
    class Program
    {
        static void Main(string[] args)
        {
            int CountPeople = int.Parse(Console.ReadLine());
            string KindGroup = Console.ReadLine();
            string Day = Console.ReadLine();

            double price = 0;
            double TotalSum = 0;

            switch (Day)
            {
                case "Friday":
                    switch (KindGroup)
                    {
                        case "Students":
                            price = 8.45;
                            break;
                        case "Business":
                            price = 10.90;
                            break;
                        case "Regular":
                            price = 15.00;
                            break;
                    }
                    break;
                case "Saturday":
                    switch (KindGroup)
                    {
                        case "Students":
                            price = 9.80;
                            break;
                        case "Business":
                            price = 15.60;
                            break;
                        case "Regular":
                            price = 20.00;
                            break;
                    }
                    break;
                case "Sunday":
                    switch (KindGroup)
                    {
                        case "Students":
                            price = 10.46;
                            break;
                        case "Business":
                            price = 16.00;
                            break;
                        case "Regular":
                            price = 22.50;
                            break;
                    }
                    break;
            }

            TotalSum = price * CountPeople;

            if (KindGroup == "Students" && CountPeople >= 30)
            {
                TotalSum = TotalSum - (TotalSum * 15 / 100);
            }
            if (KindGroup == "Business" && CountPeople >= 100)
            {
                TotalSum = TotalSum - (price * 10);
            }
            if (KindGroup == "Regular" && CountPeople >= 10 && CountPeople <= 20)
            {
                TotalSum = TotalSum - (TotalSum * 5 / 100);
            }

            Console.WriteLine($"Total price: {TotalSum:f2}");

        }
    }
}