import java.util.Scanner;

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

        String visokostna = scanner.nextLine();
        int praznici = Integer.parseInt(scanner.nextLine());
        int uikendiDoRodniq = Integer.parseInt(scanner.nextLine());

       int sofiaWeekend =  48 - uikendiDoRodniq ;
       double sofiaFreeWeeks = sofiaWeekend * 0.75;

       double sofiaPlayDays = sofiaFreeWeeks + (0.6666 *praznici) + uikendiDoRodniq;

        if ("leap".equals(visokostna)) {
            sofiaPlayDays = sofiaPlayDays * 1.15;
        }
        System.out.printf("%.0f", Math.floor(sofiaPlayDays));

    }

}