2017年8月5日
[Leetcode] Binary tree-- 563. Binary Tree Tilt
摘要： Given a binary tree, return the tilt of the whole tree. The tilt of a tree node is defined as the absolute difference between the sum of all left subt 阅读全文
posted @ 2017-08-05 12:19 安新 阅读(131) 评论(0) 推荐(0) 编辑