using System;

namespace NextTest
{
    class Program
    {
        static void Main(string[] args)
        {
            double pyzel = 2.60;
            double kukla = 3;
            double meche = 4.10;
            double minion = 8.20;
            double kamion = 2;

            double ekskurziq = double.Parse(Console.ReadLine());
            double broipyzel = double.Parse(Console.ReadLine());
            double broikukla = double.Parse(Console.ReadLine());
            double broimeche = double.Parse(Console.ReadLine());
            double broiminion = double.Parse(Console.ReadLine());
            double broikamion = double.Parse(Console.ReadLine());

            double sumata = broipyzel * pyzel + broikukla * kukla + broimeche * meche + broiminion * minion +
                            broikamion * kamion;
            double broiigrachki = broipyzel + broikukla + broimeche + broiminion + broikamion;

            if (broiigrachki >= 50)
            {
                double otstypka = sumata * 0.25;
                sumata = sumata - otstypka;
            }

            double krcena = sumata;
            double naem = krcena * 0.10;
            double pechalba = krcena - naem;
            double result = pechalba - ekskurziq;

            if (result >= 0)
            {
                Console.WriteLine($"Yes! {result:f2} lv left.");
            }
            else
            {
                Console.WriteLine($"Not enough money! {-result:f2} lv needed.");
            }
        }
    }
}