using System;
using System.Diagnostics;

namespace MyApp // Note: actual namespace depends on the project name.
{
    internal class Program
    {
        static void Main(string[] args)
        {
            //• Puzzle - BGN 2.60.
            //• Talking doll -BGN 3
            //• Teddy bear -BGN 4.10.
            //• Mignon - BGN 8.20.
            //• Truck - BGN 2
            //PriceOfTheExcursion

            Double PriceOfTheExcursion =double.Parse(Console.ReadLine());
            int Puzzle = int.Parse(Console.ReadLine());
            int TalkingDoll = int.Parse(Console.ReadLine());
            int TeddyBear = int.Parse(Console.ReadLine());
            int Mignon = int.Parse(Console.ReadLine());
            int Truck = int.Parse(Console.ReadLine());
            double toyPrice =
                (Puzzle * 2.60) +
                (TalkingDoll * 3) +
                (TeddyBear * 4.10) +
                (Mignon * 8.20) +
                (Truck * 2);
            int allToy = Puzzle + TalkingDoll + TeddyBear + Mignon + Truck;
            double incom = 0.0;
            double remainder = 0.0;
            if (allToy > 49)
            {
                incom = toyPrice * 0.75;
            }
            else
            {
                incom = toyPrice;
            }
            double totalCash = incom * 0.9;
            if (totalCash > PriceOfTheExcursion)
            {
                remainder = totalCash - PriceOfTheExcursion;
                Console.WriteLine($"Yes! {remainder:f2} lv left.");
            }
            else
            {
                remainder = PriceOfTheExcursion- totalCash;
                Console.WriteLine($"Not enough money! {remainder :f2} lv needed.");
            }


        }
    }
}