摘要：
1 class node(object): 2 def __init__(self,elem=-1,lchild=None,rchild=None): 3 self.elem=elem 4 self.lchild = lchild 5 self.rchild =rchild 6 7 8 class Tree(object... 阅读全文
摘要：
1 def quick_sort(ll,start,end): 2 #quick sort 3 mid=ll[start] 4 if start>=end: 5 return 6 low=start 7 high=end 8 while low mid: 10 high -=1 11 ... 阅读全文