2020-03-14 标签:python,判断,是否,实例,代码,先看,class,node,def,init,self,value,none,valueself,n,ext,noneclass

先看下实例代码：class Node:def __init__(self,value=None):self.value = valueself.next = Noneclass LinkList:def __init__(self,head = None):self.head = headdef g