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문제 유형 빈칸 난이도 easy Note 1. 파이썬의 Class, def, self Code # -*- coding: utf-8 -*- # UTF-8 encoding when using korean # 2차 1번 from abc import * class Book(metaclass=ABCMeta): @abstractmethod def get_rental_price(self, day): pass class ComicBook(Book): def get_rental_price(self, day): cost = 500 day -= 2 if day > 0: cost += 200*day return cost class Novel(Book): def get_rental_price(self, day): cost = ..