using System;

namespace Shopping
{
    class Program
    {
        static void Main(string[] args)
        {
            double budget = double.Parse(Console.ReadLine());
            int videoCardQuantity = int.Parse(Console.ReadLine());
            int processorsQuantity = int.Parse(Console.ReadLine());
            int ramQuantity = int.Parse(Console.ReadLine());

            double videoCardPrice = videoCardQuantity * 250;
            double processorsPrice = videoCardPrice* 0.35;
            double ramPrice = videoCardPrice* 0.10;

            double totalPrice = videoCardPrice + processorsPrice + ramPrice;

            if (videoCardQuantity > processorsQuantity)
            {
                totalPrice = totalPrice - (totalPrice * 0.15);
            }


            if (totalPrice <=budget)
            {
               Console.WriteLine($"You have {(budget-totalPrice):f2} leva left!");
            }

            else if (totalPrice> budget)
            {
                Console.WriteLine($"Not enough money! You need {(totalPrice-budget):f2} leva more!");
            }


        }
    }
}