# -*- coding: utf-8 -*-

__author__ = 'Donghyun(egaoneko@naver.com)'
__version__ = '1.0'


class List:
    '''List Class.

    This list class is interface for List'''

    def add(self):
        raise NotImplementedError

    def get(self):
        raise NotImplementedError

    def remove(self):
        raise NotImplementedError

    def __len__(self):
        raise NotImplementedError

    def toArray(self):
        raise NotImplementedError
