peter_budget = float(input())
number_of_video_cards = int(input())
number_of_processors = int(input())
number_of_ram = int(input())

sum_video_card = number_of_video_cards * 250
sum_processor = number_of_processors * (sum_video_card * 0.35)
sum_one_ram = number_of_ram * (sum_video_card * 0.1)

# това не знам защо ти е ?
# sum_ram = number_of_ram * sum_one_ram

final_sum = sum_video_card + sum_processor + sum_one_ram

if number_of_video_cards > number_of_processors:
    # тук просто ползвай съкращението, а не това, което си написал!
    # final_sum = final_sum - final_sum * 0.15
    final_sum -= final_sum * 0.15

# няма нужда да правиш навсякъде този diff, при положение, че може да го изнесеш само веднъж и да
# вземеш абсолютна стойност
diff = abs(peter_budget - final_sum)
if final_sum <= peter_budget:
    # diff = peter_budget - final_sum

    # тук не беше форматирал знака до втората запетая
    # print(f'You have {diff} leva left!')
    print(f'You have {diff:.2f} leva left!')

elif final_sum > peter_budget:
    # diff = final_sum - peter_budget
    print(f'Not enough money! You need {diff:.2f} leva more!')