10. Ski Trip

import java.util.Scanner;

public class SkiTrip_10 {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        //1. крайна цена = бр. нощувки * цена за 1 нощувка
        //бр.нощувки = дни - 1
        //цена за 1 нощувка -> зависи от типа на стаята
        //2. намалението
        //3. оценка

        int days = Integer.parseInt(scanner.nextLine());
        String roomType = scanner.nextLine(); // "room  for  one  person", "apartment" или "president  apartment"
        String grade = scanner.nextLine(); // "positive"  или "negative"

        int nights = days - 1; //нощувки
        double pricePerNight = 0;
        //проверка за стаята
        switch (roomType) {
            case "room for one person":
                pricePerNight = 18;
                break;
            case "apartment":
                pricePerNight = 25;
                break;
            case "president apartment":
                pricePerNight = 35;
                break;

        }

        double totalPrice = nights * pricePerNight;

        if (roomType.equals("apartment")) {
            if (days < 10) {
                //-30%
                totalPrice = totalPrice - 0.3 * totalPrice; //0.7 * totalPrice;
            } else if (days >= 10 && days <= 15) {
                //-35%
                totalPrice = totalPrice - 0.35 * totalPrice; //0.65 * totalPrice
            } else if (days > 15) {
                //-50% -> 0.5
                totalPrice = totalPrice - 0.5 * totalPrice;
            }
        } else if (roomType.equals("president apartment")) {
            if (days < 10) {
                //-10%
                totalPrice = totalPrice - 0.1 * totalPrice; //0.9 * totalPrice;
            } else if (days >= 10 && days <= 15) {
                //-15%
                totalPrice = totalPrice - 0.15 * totalPrice; //0.85 * totalPrice
            } else if (days > 15) {
                //-20% -> 0.2
                totalPrice = totalPrice - 0.2 * totalPrice;
            }
        }

        if (grade.equals("positive")){
            totalPrice = totalPrice + 0.25 * totalPrice; //1.25
        } else if (grade.equals("negative")){
            totalPrice = totalPrice - 0.10 * totalPrice;
        }

        System.out.printf("%.2f", totalPrice);
    }
}