11. Fruit Shop

import java.util.Scanner;

public class FruitShop {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        String fruit = scanner.nextLine();
        String day = scanner.nextLine();
        double quantity = Double.parseDouble(scanner.nextLine());
        double price = 0;

        if (day.equals("Monday")
                || day.equals("Tuesday")
                || day.equals("Wednesday")
                || day.equals("Thursday")
                || day.equals("Friday")) {
            price = switch (fruit) {
                case "banana" -> 2.50;
                case "apple" -> 1.20;
                case "orange" -> 0.85;
                case "grapefruit" -> 1.45;
                case "kiwi" -> 2.70;
                case "pineapple" -> 5.50;
                case "grapes" -> 3.85;
                default -> price;
            };
        } else if (day.equals("Saturday")
                || day.equals("Sunday")) {
            price = switch (fruit) {
                case "banana" -> 2.70;
                case "apple" -> 1.25;
                case "orange" -> 0.90;
                case "grapefruit" -> 1.60;
                case "kiwi" -> 3.00;
                case "pineapple" -> 5.60;
                case "grapes" -> 4.20;
                default -> price;
            };
        }

        if (price == 0) {
            System.out.println("error");
        } else {
            System.out.printf("%.2f\n", price * quantity);
        }
    }
}