import java.math.BigDecimal;
import java.util.Scanner;

public class Vacation {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        int number = Integer.parseInt(scanner.nextLine());
        String typeOfGroup = scanner.nextLine();
        String dayOfWeek = scanner.nextLine();
        BigDecimal pricePerson = new BigDecimal("0");
        BigDecimal totalPrice = new BigDecimal("0");

        if (typeOfGroup == "Students") {
            if (dayOfWeek == "Friday")
                pricePerson = new BigDecimal(8.45);
            if (dayOfWeek == "Saturday")
                pricePerson = new BigDecimal(9.80);
            if (dayOfWeek == "Sunday")
                pricePerson = new BigDecimal(10.46);
        }
        else (typeOfGroup == "Business") {
            if (dayOfWeek == "Friday")
                pricePerson = new BigDecimal(10.90);
            if (dayOfWeek == "Saturday")
                pricePerson = new BigDecimal(15.60);
            if (dayOfWeek == "Sunday")
                pricePerson = new BigDecimal(16);
        }



        }
}