import java.util.Scanner;

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

        double budjet = Double.parseDouble(scanner.nextLine());
        String kategori = scanner.nextLine();
        int number = Integer.parseInt(scanner.nextLine());
        double leftMoney = 0;

        if(number < 4){
            leftMoney = budjet - budjet * 0.75;
        }else if(number > 5 && number <= 9){
            leftMoney = budjet - budjet * 0.60;
        }else if(number > 10 && number <= 24){
            leftMoney = budjet - budjet * 0.50;
        }else if(number > 25 && number <= 49){
            leftMoney = budjet - budjet * 0.40;
        }else {
            leftMoney = budjet - budjet * 0.25;
        }
        double ticket = 0;
        double totalSum = 0;

        switch (kategori) {
            case "VIP" -> {
                ticket = 499.99;
                totalSum = ticket * number;
            }
            default -> {
                ticket = 249.99;
                totalSum = ticket * number;
            }
        }
        if(leftMoney > totalSum){
            System.out.printf("Yes! You have %.2f leva left.", leftMoney - totalSum);
        }else {
            System.out.printf("Not enough money! You need %.2f leva.", totalSum - leftMoney);
        }





    }
}