# 3 loai man hinh: Viewsonic 123, HP 234, Samsung 345
# 2 loai ban phim: Edra, Dareu

# low: Viewsonic 123 - Edra
# medium: HP 234 - Dareu
# high: Samsung 345 - Dareu

from abc import abstractmethod, ABC


class AbstractScreen(ABC):
    @abstractmethod
    def getinfo():
        pass

class ViewsonicScreen(AbstractScreen):
    def getinfo():
        pass

class HPScreen(AbstractScreen):
    def getinfo():
        pass

class SamsungScreen(AbstractScreen):
    def getinfo():
        pass


class AbstractKeyboard(ABC):
    @abstractmethod
    def getinfo():
        pass

class EdraKeyboard(AbstractScreen):
    def getinfo():
        pass

class DareuKeyboard(AbstractScreen):
    def getinfo():
        pass


class Factory():
    budget_map = {
        'low': (ViewsonicScreen, EdraKeyboard),
        'medium': (HPScreen, DareuKeyboard),
        'high': (SamsungScreen, DareuKeyboard),
    }

    def get_screen(self, budget):
        return self.budget_map[budget][0]

    def get_keyboard(self, budget):
        return self.budget_map[budget][1]

class AbstractFactory(ABC):
    @abstractmethod
    def get_screen(self, budget):
        pass

    @abstractmethod
    def get_keyboard(self, budget):
        pass

class LowFactory(AbstractFactory):
    def get_screen(self, budget):
        return ViewsonicScreen()

    def get_keyboard(self, budget):
        return EdraKeyboard()


def main():
    # budget = input()

    # if budget == 'low':
    #     screen = ViewsonicScreen()
    #     keyboard = EdraKeyboard()
    # elif budget == 'medium':
    #     screen = HPScreen()
    #     keyboard = DareuKeyboard()
    # elif budget == 'high':
    #     screen = SamsungScreen()
    #     keyboard = DareuKeyboard()

    # ============


    budget = input()

    factory = Factory()
    screen = factory.get_screen(budget)
    keyboard = factory.get_keyboard(budget)