Shop

import java.util.Scanner;

public class Complex_Calculations_P07 {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        String product = scanner.nextLine();
        String day = scanner.nextLine();
        double quantity = Double.valueOf(scanner.nextLine());
        double price = 0;
//        double result = (price * quantity);

        if (day.equals("Monday") || day.equals("Tuesday") || day.equals("Wednesday") || day.equals("Thursday") || day.equals("Friday")) {
            if (product.equals("banana")) {price = 2.5;
            }else if (product.equals("apple")) { price = 1.2;
            }else if (product.equals("orange")) {price = 0.85;
            }else if (product.equals("grapefruit")) {price = 1.45;
            }else if (product.equals("kiwi")) {price = 2.7;
            }else if (product.equals("pineapple")) {price = 5.5;
            }else if (product.equals("grapes")) {price = 3.85;
            } else {
                System.out.println("error");  //Добавих пеоврка за грешен продукт.
            }

        }else if(day.equals("Saturday") || day.equals("Sunday")) {

            if (product.equals("banana")) {
                price = 2.7;
            } else if (product.equals("apple")) {
                price = 1.25;
            } else if (product.equals("orange")) {
                price = 0.9;
            } else if (product.equals("grapefruit")) {
                price = 1.6;
            } else if (product.equals("kiwi")) {
                price = 3;
            } else if (product.equals("pineapple")) {
                price = 5.6;
            } else if (product.equals("grapes")) {
                price = 4.2;
            } else {
                System.out.println("error");    //Добавих пеоврка за грешен продукт.

            }
        }else {
            System.out.println("error");
        }

        double result = (price * quantity); //Преместих променливата тук, за да изчисли след проверките,
                                            //когато вече имаш цена за всеки продукт.

            System.out.printf("%.2f", result);  //Излишна проверка, резултата ще е винаги по - голям от 0
    }
}