using System;

namespace ToyShop
{
    class Program
    {
        static void Main(string[] args)
        {
            double priceTrip = double.Parse(Console.ReadLine());
            int puzzles = int.Parse(Console.ReadLine());
            int dolls = int.Parse(Console.ReadLine());
            int teddybears = int.Parse(Console.ReadLine());
            int minions = int.Parse(Console.ReadLine());
            int trucks = int.Parse(Console.ReadLine());
            double priceOrder = (puzzles * 2.60 + dolls * 3 + teddybears * 4.10 + minions * 8.20 + trucks * 2);
            int numberToys = (puzzles + dolls + teddybears + minions + trucks);
            if (numberToys >= 50)
            {
                double Price = priceOrder * 0.75;
                double profit = Price * 0.90;
                if (profit > priceTrip)
                {
                    double total = profit - priceTrip;
                    Console.WriteLine($"Yes! {total:f2} lv left.");
                }
                else
                {
                    double total = priceTrip - profit;
                    Console.WriteLine($"Not enough money! {total:f2} lv needed.");
                }
            }
            else
            {
                double profit = priceOrder * 0.90;
                if (profit > priceTrip)
                {
                    double total = profit - priceTrip;
                    Console.WriteLine($"Yes! {total:f2} lv left.");
                }
                else
                {
                    double total = priceTrip - profit;
                    Console.WriteLine($"Not enough money! {total:f2} lv needed.");
                }
            }
        }
    }
}