03. Flowers

import java.util.Scanner;

public class Flowers {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int chrysanthemums = Integer.parseInt(scanner.nextLine());
        int roses = Integer.parseInt(scanner.nextLine());
        int tulips = Integer.parseInt(scanner.nextLine());
        String season = scanner.nextLine();
        String holiday = scanner.nextLine();

        double sum = 0;

        if (season.equals("Spring") || season.equals("Summer")) {
            sum = 2.00 * chrysanthemums + 4.10 * roses + 2.50 * tulips;
        } else if (season.equals("Autumn") || season.equals("Winter")) {
            sum = 3.75 * chrysanthemums + 4.5 * roses + 4.15 * tulips;
        }
        if (holiday.equals("Y")) {
            sum *= 1.15;
        }
        if (tulips > 7 && season.equals("Spring")) {
            sum *= 0.95;
        }
        if (roses >= 10 && season.equals("Winter")) {
            sum *= 0.90;
        }
        if (chrysanthemums + roses + tulips > 20) {
            sum *= 0.80;
        }

        System.out.printf("%.2f\n", sum + 2);
    }
}