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

namespace ConsoleApp1
{
    class Program
    {
        static void Main(string[] args)
        {

            //Input
            double breadPrice = double.Parse(Console.ReadLine());
            double breadCount = double.Parse(Console.ReadLine());
            double kozunaciCount = double.Parse(Console.ReadLine());
            double gevreciCount = double.Parse(Console.ReadLine());
            double kroasaniCount = double.Parse(Console.ReadLine());

            double budget = double.Parse(Console.ReadLine());

            //Calcs
            double kozunaciPrice = breadPrice * 1.2;
            double gevrekPrice = kozunaciPrice * 0.6;
            double kroasanPrice = gevrekPrice + 1.20;

            double Total = breadPrice * breadCount + kozunaciPrice * kozunaciCount + gevrekPrice * gevreciCount + kroasanPrice * kroasaniCount;

            if (Total <= budget)
            {
                Console.WriteLine($"Yes! {Math.Abs(Total - budget):F2} leva left.");
            }
            else
            {
                Console.WriteLine($"No!  {Math.Abs(Total - budget):F2} leva need.");
            }




        }
    }
}