Hotel room

using System;

namespace Hotel_Room
{
    class Program
    {
        static void Main(string[] args)
        {
            string month = Console.ReadLine();
            int countOfNights = int.Parse(Console.ReadLine());

            double studioPerNight = 0;
            double apartmentPerNight = 0;

            double totalPriceStudio = 0;
            double totalPriceApartment = 0;
            bool flag = true;

            switch (month)
            {
                case "May":
                    break;
                case "June":
                    break;
                case "July":
                    break;
                case "August":
                    break;
                case "September":
                    break;
                case "October":
                    break;
                default:
                    flag = false;
                    break;
            }

            if (flag)
            {
                if (month == "May" || month == "October")
                {

                    apartmentPerNight = 65;
                    studioPerNight = 50;

                    if (countOfNights > 7 && countOfNights <= 14)
                    {
                        studioPerNight = studioPerNight - studioPerNight * 0.05;
                        totalPriceStudio = countOfNights * studioPerNight;
                    }
                    else if (countOfNights >= 14)
                    {
                        studioPerNight = studioPerNight - studioPerNight * 0.3;
                        totalPriceStudio = countOfNights * studioPerNight;

                        apartmentPerNight = apartmentPerNight - apartmentPerNight * 0.1;
                        totalPriceApartment = countOfNights * apartmentPerNight;
                    }

                        totalPriceApartment = countOfNights * apartmentPerNight;
                        totalPriceStudio = countOfNights * studioPerNight;

                }
                else if (month == "June" || month == "September")
                {
                    studioPerNight = 75.20;
                    apartmentPerNight = 68.70;

                    if (countOfNights > 14)
                    {
                        studioPerNight = studioPerNight - studioPerNight * 0.2;
                        totalPriceStudio = countOfNights * studioPerNight;

                        apartmentPerNight = apartmentPerNight - apartmentPerNight * 0.1;
                        totalPriceApartment = countOfNights * apartmentPerNight;
                    }

                        totalPriceStudio = countOfNights * studioPerNight;
                        totalPriceApartment = countOfNights * apartmentPerNight;

                }
                else if (month == "July" || month == "August")
                {
                    studioPerNight = 76;
                    apartmentPerNight = 77;

                    if (countOfNights > 14)
                    {
                        apartmentPerNight = apartmentPerNight - apartmentPerNight * 0.1;
                        totalPriceApartment = countOfNights * apartmentPerNight;
                    }

                        totalPriceStudio = countOfNights * studioPerNight;
                        totalPriceApartment = countOfNights * apartmentPerNight;
                }

            }

            Console.WriteLine($"Apartment: {totalPriceApartment:f2} lv.");
            Console.WriteLine($"Studio: {totalPriceStudio:f2} lv.");
        }
    }
}