using System;

namespace toyshop2
{
    class Program
    {
        static void Main(string[] args)
        {
            double excursionPrice = double.Parse(Console.ReadLine());
            int puzleCount = int.Parse(Console.ReadLine());
            int dollsCount = int.Parse(Console.ReadLine());
            int bearsCount = int.Parse(Console.ReadLine());
            int minionsCount = int.Parse(Console.ReadLine());
            int trucksCount = int.Parse(Console.ReadLine());

            int totalCount = puzleCount + dollsCount + bearsCount + minionsCount + trucksCount;
            double billAmount = (puzleCount * 2.60) + (dollsCount * 3) + (bearsCount * 4.10) + (minionsCount * 8.20) + (trucksCount * 2);

            if (totalCount >= 50)
            {
                billAmount *=  0.75;
            }

            double rent = billAmount * 0.1;

            if (excursionPrice <= billAmount + rent)
            {
                double diference = billAmount - excursionPrice - rent;
                Console.WriteLine($"Yes! {diference:F2} lv left.");
            }
            else
            {
                double diference = excursionPrice + rent - billAmount;
                Console.WriteLine($"Not enough money! {diference:F2} lv needed.");
            }
        }
    }
}