using System;

namespace _02.Toy_Shop
{
    class Program
    {
        static void Main()
        {
            double priceForHoliday = double.Parse(Console.ReadLine());
            int numOFPuzels = int.Parse(Console.ReadLine());
            int talkativeDolls = int.Parse(Console.ReadLine());
            int Bears = int.Parse(Console.ReadLine());
            int minions = int.Parse(Console.ReadLine());
            int trucks = int.Parse(Console.ReadLine());
            var totalToys = numOFPuzels + talkativeDolls + Bears + minions + trucks;

            var sumOfToys = (numOFPuzels * 2.60) + (talkativeDolls * 3) + (Bears * 4.10) + (minions * 8.20) + (trucks * 2);

            if (totalToys>=50)
            {
                var totalPriceAfterDiscount = sumOfToys - (sumOfToys * 25) / 100;
                var totalForPetya = totalPriceAfterDiscount - (totalPriceAfterDiscount * 10) / 100;

                if (totalForPetya>=priceForHoliday)
                {
                    var leftMoney = totalForPetya - priceForHoliday;
                    Console.WriteLine($"Yes! {leftMoney:f2} lv left.");
                }
                else
                {
                    var neededmoney = priceForHoliday - totalForPetya;
                    Console.WriteLine($"Not enough money! {neededmoney:f2} lv needed.");
                }

            }
            else
            {
                var totalForPetya = sumOfToys - (sumOfToys*10)/100;

                if (totalForPetya >= priceForHoliday)
                {
                    var leftMoney = totalForPetya - priceForHoliday;
                    Console.WriteLine($"Yes! {leftMoney:f2} lv left.");
                }
                else
                {
                    var neededmoney = priceForHoliday - totalForPetya;
                    Console.WriteLine($"Not enough money! {neededmoney:f2} lv needed.");
                }
            }

        }
    }
}