using System;

namespace Toy_Shop
{
    class Program
    {
        static void Main(string[] args)
        {

            var tripPrice = double.Parse(Console.ReadLine());
            var puzzelsCount = int.Parse(Console.ReadLine());
            var dollsCount = int.Parse(Console.ReadLine());
            var bearsCount = int.Parse(Console.ReadLine());
            var minionsCount = int.Parse(Console.ReadLine());
            var truckCount = int.Parse(Console.ReadLine());

            var puzzels = 2.60;
            var doll = 3;
            var bears = 4.10;
            var minions = 8.20;
            var truck = 2;

            var sum = puzzelsCount * puzzels + dollsCount * doll + bearsCount *
                bears + minionsCount * minions + truckCount * truck;

            var toysCount = puzzelsCount + dollsCount +
                bearsCount + minionsCount + truckCount;

            if (toysCount > 50)
            {

                var discount = sum * 0.25;
                var finalSum = sum - discount;
                var rent = finalSum * 0.10;
                var profit = finalSum - rent;
                var result = profit - tripPrice;
                if (profit > tripPrice)
                {
                    Console.WriteLine("Yes! {0:F2} lv left.", result);
                }

            }
            else if (toysCount <= 50)
            {
                var rent = sum * 0.10;
                var profit = sum - rent;
                var result = profit - tripPrice;

                if (profit < tripPrice)
                {
                    Console.WriteLine("Not enough money! {0:F2} lv needed.", Math.Abs(result));
                }
            }




        }
    }
}