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 = -1.0;

        if (day.equals("Monday") || day.equals("Tuesday") || day.equals("Wednesday") ||
        day.equals("Thursday") || day.equals("Friday")) {
            if (fruit.equals("banana")) price = 2.50;
            else if (fruit.equals("apple")) price = 1.20;
            else if (fruit.equals("orange")) price = 0.85;
            else if (fruit.equals("grapefruit")) price = 1.45;
            else if (fruit.equals("kiwi")) price = 2.70;
            else if (fruit.equals("pineapple")) price = 5.50;
            else if (fruit.equals("grapes")) price = 3.85;

        } else if (day.equals("Saturday") || day.equals("Sunday")) {
            if (fruit.equals("banana")) price = 2.70;
            else if (fruit.equals("apple")) price = 1.25;
            else if (fruit.equals("orange")) price = 0.90;
            else if (fruit.equals("grapefruit")) price = 1.60;
            else if (fruit.equals("kiwi")) price = 3.00;
            else if (fruit.equals("pineapple")) price = 5.60;
            else if (fruit.equals("grapes")) price = 4.20;
        }
        if (price >= 0) {
            System.out.println(price * quantity);
        } else {
            System.out.println("error");
        }


    }
}