using System;

public class Program
{
    static void Main(string[] args)
    {
        double vacationCost = 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 sum = (puzzles * 2.6) + (dolls * 3) + (teddyBears * 4.1) + (minions * 8.2) + (trucks * 2);

        int howManyToys = puzzles + dolls + teddyBears + minions + trucks;

        double totalPrice = sum * 0.9;

        if (howManyToys >= 50)
        {
            totalPrice *= 0.75;
        }

        if (vacationCost <= totalPrice)
        {
            Console.WriteLine("Yes! {0:f2} lv left.", totalPrice - vacationCost);
        }
        else
        {
            Console.WriteLine("Not enough money! {0:f2} lv needed.", Math.Abs(totalPrice - vacationCost));
        }
    }
}