excursion_price = float(input())
puzzles = int(input())
talking_dolls = int(input())
teddy_bears = int(input())
minions= int(input())
trucks = int(input())

ordered_items = puzzles + talking_dolls + teddy_bears + minions + trucks
revenue = puzzles * 2.6 + talking_dolls * 3 + teddy_bears * 4.1 + minions * 8.2 + trucks * 2

if ordered_items >= 50:
    discounted_revenue = revenue * 0.75
else:
    discounted_revenue = revenue

rent = discounted_revenue * 0.1
total_money = discounted_revenue - rent
if total_money > excursion_price:
    print(f"Yes! {total_money - excursion_price:.2f} lv left.")
else:
    print(f"Not enough money! {excursion_price - total_money:.2f} lv needed.")