import java.util.Scanner;

public class ToyShop {
    public static void main(String[] args) {

        Scanner scanner = new Scanner(System.in);



        double excursionPrice = Double.parseDouble(scanner.nextLine());
        int numberOfPuzzles = Integer.parseInt(scanner.nextLine());
        int numberOfDolls = Integer.parseInt(scanner.nextLine());
        int numberOfBears = Integer.parseInt(scanner.nextLine());
        int numberOfMinions = Integer.parseInt(scanner.nextLine());
        int numberOfTrucks = Integer.parseInt(scanner.nextLine());
        int totalToys = numberOfBears + numberOfDolls + numberOfMinions + numberOfPuzzles + numberOfTrucks;

        double puzzleProfit = numberOfPuzzles * 2.6;
        double dollsProfit = numberOfDolls * 3;
        double bearsProfit = numberOfBears * 4.1;
        double minionsProfit = numberOfMinions * 8.2;
        double trucksProfit = numberOfTrucks * 2;

        double totalProfit = puzzleProfit + dollsProfit + bearsProfit + minionsProfit + trucksProfit;

        if (totalToys >= 50) {
            double discount = totalProfit * 0.25;
            totalProfit = totalProfit - discount;
        }

        totalProfit = totalProfit * 0.9;
        totalProfit = totalProfit - excursionPrice;

        if (totalProfit >= 0){
            System.out.printf("Yes! %.2f lv left.", totalProfit);
        } else {
            System.out.printf("Not enough money! %.2f lv needed.", Math.abs(totalProfit));
        }

    }
}