using System;

namespace Toy_Shop
{
    class Program
    {
        static void Main(string[] args)
        {
            double vacPtrice = double.Parse(Console.ReadLine());
            int puzzles = int.Parse(Console.ReadLine());
            int dolls = int.Parse(Console.ReadLine());
            int tedBears = int.Parse(Console.ReadLine());
            int minions = int.Parse(Console.ReadLine());
            int trucks = int.Parse(Console.ReadLine());

            double totalPrice = puzzles * 2.60 + dolls * 3 + tedBears * 4.10
                + minions * 8.20 + trucks * 2;

            int numToys = puzzles + dolls + tedBears + minions + trucks;

            if (numToys >= 50)
            {
                totalPrice = totalPrice- totalPrice * 0.25;
            }
            totalPrice = totalPrice - totalPrice * 0.10;
            if (totalPrice >= vacPtrice)
            {
                Console.WriteLine($" Yes! { totalPrice - vacPtrice:f2} lv left.");

            }
            else
            {
                Console.WriteLine($"Not enough money! {vacPtrice-totalPrice:f2} lv needed.");

            }

        }
    }
}