using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace dumi
{
    class Program
    {
        static void Main(string[] args)
        {
            double priceExcursion = double.Parse(Console.ReadLine());
            double puzzles = double.Parse(Console.ReadLine());
            double dollsTalking = double.Parse(Console.ReadLine());
            double teddyBear = double.Parse(Console.ReadLine());
            double minions = double.Parse(Console.ReadLine());
            double trucks = double.Parse(Console.ReadLine());

            double sum = puzzles * 2.60 + dollsTalking * 3 + teddyBear * 4.10 + minions * 8.20 + trucks * 2;

            double toys = puzzles + dollsTalking + teddyBear + minions + trucks;

            if( toys >= 50)
            {
                sum = (1-0.25) * sum;
                {
                    sum =(1- 0.10) * sum;
                }
                if (sum >= priceExcursion)
                {
                    double totalsum = sum - priceExcursion;

                    Console.WriteLine($"Yes! {totalsum:F2} lv left.");
                }
                else
                {
                    double needmoney = sum - priceExcursion;

                    Console.WriteLine($"Not enough money! {needmoney:F2} lv needed.");
                }
            }


        }

    }
}