using System;

    class Program
    {
        static void Main()
        {
            double exkurzia = double.Parse(Console.ReadLine());
            int broipazeli = int.Parse(Console.ReadLine());
            int broikukli = int.Parse(Console.ReadLine());
            int broimecheta = int.Parse(Console.ReadLine());
            int broiminioni = int.Parse(Console.ReadLine());
            int broikamioncheta = int.Parse(Console.ReadLine());
            int AllbroiIgrachki = broipazeli + broikukli + broimecheta + broiminioni + broikamioncheta;
            double allSum = broipazeli * 2.6 + broikukli * 3 + broimecheta * 4.10 + broiminioni * 8.2 + broikamioncheta * 2;
            double otstapka = 0;
            double krainaCena = 0;
            double naem = 0;
            double pechalba = 0;

            if (AllbroiIgrachki >= 50)
            {
                otstapka = allSum * 0.25;
                krainaCena = allSum - otstapka;
                naem = krainaCena * 0.10;
                pechalba = krainaCena - naem;
            }
            else
            {
                naem = allSum * 0.1;
                pechalba = allSum - naem;
            }
            if (pechalba >= exkurzia)
            {
                double ostavastiPari = pechalba - exkurzia;
                Console.WriteLine("Yes! {0:F2} lv left.", ostavastiPari);
            }
            else
            {
                double nedostigastiPari = exkurzia - pechalba;
                Console.WriteLine("Not enough money! {0:F2} lv needed.", nedostigastiPari);
            }
        }
    }