import java.util.Scanner;

public class Movie_stars_2 {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        double budget = Double.parseDouble(scanner.nextLine());
        String input = scanner.nextLine();
        double extraSalary = 0;

        while (!input.equalsIgnoreCase("ACTION")) {

            if (input.length() > 15) {
                extraSalary = budget * 0.20;
                budget -= extraSalary;
            }
            double salary = Double.parseDouble(scanner.nextLine());

            budget -= salary;


            if (budget <= 0) {
                break;
            }
            input = scanner.nextLine();

        }
        if (budget > 0) {
            System.out.printf("We are left with %.2f leva.", budget);

        } else {
            System.out.printf("We need %.2f leva for our actors.", Math.abs(budget));
        }


    }
}