摘要: class LNode: def __init__(self,elem,next=None): self.elem=elem self.next=nextclass List: def __init__(self): self.head=LNode(0) def is_empty(self): re 阅读全文
posted @ 2017-09-30 09:25 简单12138 阅读(83) 评论(0) 推荐(0) 编辑