7. Toy Shop

price_trip = float(input())
count_puzzle = int(input())
count_dolls = int(input())
count_bears = int(input())
count_minions = int(input())
count_trucks = int(input())

price_toys = count_puzzle * 2.60 + count_dolls * 3 + count_bears * 4.10 + count_minions * 8.20 + count_trucks * 2
count_toys = count_trucks + count_bears + count_puzzle + count_minions + count_dolls

if count_toys >= 50:
    price_toys -= 0.25 * price_toys

rent = 0.10 * price_toys
all_money = price_toys - rent
if all_money >= price_trip:
    print(f"Yes! {abs(price_trip - all_money):.2f} lv left.")
else:
    print(f"Not enough money! {abs(all_money - price_trip):.2f} lv needed.")