import java.util.Scanner;

public class CoffeeMachine_03 {
    public static void main(String[] args) {

        Scanner scanner = new Scanner(System.in);

        String name = scanner.nextLine();
        String sugar = scanner.nextLine();
        int numDrinks = Integer.parseInt(scanner.nextLine());
        double price = 0.00;

        if (name.equals("Espresso")) {
            if (sugar.equals("Without")){
                price = numDrinks * 0.9;
                price = price - (0.35 * price);
            }
            else if (sugar.equals("Normal")){
                price = numDrinks * 1.00;
            }
            else {
                price = numDrinks * 1.20;
            }

            if (numDrinks >= 5){
                price = price - (price * 0.25);
            }
        }

        else if (name.equals("Cappuccino")) {
            if (sugar.equals("Without")){
                price = numDrinks * 1.00;
                price = price - (0.35 * price);
            }
            else if (sugar.equals("Normal")){
                 price = numDrinks * 1.20;
            }
            else {
                 price = numDrinks * 1.60;
            }
        }

        else  {
            if (sugar.equals("Without")){
                price = numDrinks * 0.5;
                price = price - (0.35 * price);
            }
            else if (sugar.equals("Normal")){
                 price = numDrinks * 0.50;
            }
            else {
                 price = numDrinks * 0.70;
            }
        }
        if (price >= 15) {
            price = price - (0.20 * price);
        }

        System.out.printf("You bought %d cups of %s for %.2f lv.", numDrinks, name, price);

    }
}