using System;

namespace Toy_Shop
{
    class Program
    {
        static void Main(string[] args)
        {
            double priceForTrip = double.Parse(Console.ReadLine());
            int puzzelsCount = int.Parse(Console.ReadLine());
            int dollsCount = int.Parse(Console.ReadLine());
            int TeddyBearsCount = int.Parse(Console.ReadLine());
            int minionsCount = int.Parse(Console.ReadLine());
            int trucksCount = int.Parse(Console.ReadLine());

            int ToysCount = puzzelsCount + dollsCount + TeddyBearsCount + minionsCount + trucksCount;
            double TotalPrice = (puzzelsCount * 2.60) + (dollsCount * 3) + (TeddyBearsCount * 4.10) + (minionsCount * 8.20) + (trucksCount * 2);

            if(ToysCount >= 50)
            {
                TotalPrice *= 0.75;
            }
            TotalPrice *= 0.90;

            if(TotalPrice > priceForTrip)
            {
                double moneyLeft = TotalPrice - priceForTrip;
                Console.WriteLine($"Yes! {moneyLeft:f2} lv left. ");
            }

            else
            {
                double money = priceForTrip - TotalPrice;
                Console.WriteLine($"Not enough money! {money:f2} lv needed.");
            }
        }
    }
}