using System;

public class Program
{
	public static void Main()
	{
		double tripPrice = double.Parse(Console.ReadLine());
		int puzzleAmount = int.Parse(Console.ReadLine());
		int dollsAmount = int.Parse(Console.ReadLine());
		int teddybearsAmount = int.Parse(Console.ReadLine());
		int minionsAmount = int.Parse(Console.ReadLine());
		int trucksAmount = int.Parse(Console.ReadLine());

		double puzzlePrice = 2.60;
		double dollPrice = 3;
		double teddybearPrice = 4.10;
		double minionPrice = 8.20;
		double truckPrice = 2;
		double rent = 0.0;
		double moneyWon = 0.0;

		double sumPrice = puzzleAmount * puzzlePrice + dollsAmount * dollPrice + teddybearsAmount * teddybearPrice + minionsAmount * minionPrice + trucksAmount * truckPrice;
		int countToys = puzzleAmount + dollsAmount + teddybearsAmount + minionsAmount + trucksAmount;

		if (countToys >= 50)
		{
			double discount = 0.25 * sumPrice;
			double finalDiscountPrice = sumPrice - discount;
			rent = 0.1 * finalDiscountPrice;
			moneyWon = finalDiscountPrice - rent;
		}
		else if (countToys < 50)
		{
			rent = 0.1 * sumPrice;
			moneyWon = sumPrice - rent;

		}
		if (moneyWon >= tripPrice)
		{
			Console.WriteLine("Yes! {0:0.00} lv left.", moneyWon-tripPrice);
		}
		else if (moneyWon < tripPrice)
		{
			Console.WriteLine("Not enough money! {0:0.00} lv needed.", tripPrice-moneyWon);
		}

	}
}