Budged = float(input())
Video = int(input())
Processors = int(input())
Ram = int(input())
Video_price = Video*250
Processors_price = float(Processors*(Video_price*0.35))
Ram_price = float(Ram*(Video_price*0.10))
Total_price = Video_price + Processors_price + Ram_price
if Video > Processors:
    Total_price *= 0.85
if Budged > Total_price:
    print(f"You have {Budged-Total_price:.2f} leva left!")
else:
    print(f"Not enough money! You need {Total_price-Budged:.2f} leva more!")