import java.util.Scanner;

public class ToyShop {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        double price = Double.parseDouble(scanner.nextLine());
        int puzzle = Integer.parseInt(scanner.nextLine());
        int doll = Integer.parseInt(scanner.nextLine());
        int bear = Integer.parseInt(scanner.nextLine());
        int minion = Integer.parseInt(scanner.nextLine());
        int truck = Integer.parseInt(scanner.nextLine());

        //  logic

        int toys = puzzle + doll + bear + minion + truck;
        double sum = (puzzle * 2.6) + (doll * 3) + (bear * 4.1) + (minion * 8.2) + (truck * 2);
        double discount = 0.0;

        if (toys >= 50) {
            discount = sum * .25;
        }
        double totalPrice = sum - discount;
        totalPrice = totalPrice - ( totalPrice * 0.1);

        if (price <= totalPrice ) {
            System.out.printf("Yes! %.2f lv left.", totalPrice - price);
        } else {
            System.out.printf("Not enough money! %.2f lv needed.", price - totalPrice);
        }
    }
}