2016年8月3日
leetcode : Binary Tree Paths
摘要： Given a binary tree, return all root-to-leaf paths. For example, given the following binary tree: All root-to-leaf paths are: 思路：用两个stack<TreeNode*> i 阅读全文
posted @ 2016-08-03 18:57 NeilZhang 阅读(258) 评论(0) 推荐(0)