摘要:
Given an array where elements are sorted in ascending order, convert it to a height balanced BST. 题目标签:Tree 这道题目给了我们一个有序数组,从小到大。让我们把这个数组转化为height bala 阅读全文
posted @ 2017-07-03 02:41
Jimmy_Cheng
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摘要:
Given a binary tree, return the bottom-up level order traversal of its nodes' values. (ie, from left to right, level by level from leaf to root). For 阅读全文
posted @ 2017-07-03 00:41
Jimmy_Cheng
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