原文:297. Serialize and Deserialize Binary Tree

題目: Serialization is the process of converting a data structure or object into a sequence of bits so that it can be stored in a file or memory buffer, or transmitted across a network connection link t ...

2015-12-15 07:16 0 3207 推薦指數:

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Binary TreeBinary Search Tree

Binary TreeDefinition: at most two children node. Binary Tree Example:                 10 ==root                / \               13 ...

Mon Jul 22 16:30:00 CST 2019 0 830
[Leetcode] Balanced Binary Tree

問題:給一個二叉樹,寫一個算法判斷這個樹是不是balanced。 Solution #1. 第一次遇到這個問題時我的解法,如下: 寫了一個getDepth()函數,訪問每個節點都要 ...

Sun May 04 08:58:00 CST 2014 2 6363
LeetCode Balanced Binary Tree

Given a binary tree, determine if it is height-balanced. For this problem, a height-balanced binary tree is defined as a binary tree in which ...

Sun Oct 28 06:40:00 CST 2012 5 4228
Binary Indexed Tree

我借鑒了這個視頻中的講解的填坑法,我認為非常易於理解。有翻牆能力和基本英語聽力能力請直接去看視頻,並不需要繼續閱讀。 naive 算法 考慮一個這樣的場景: 給定一個int數組, 我們想知道它的連 ...

Sun May 14 08:06:00 CST 2017 0 1487
[leetcode]Balanced Binary Tree @ Python

原題地址:http://oj.leetcode.com/problems/balanced-binary-tree/ 題意:判斷一顆二叉樹是否是平衡二叉樹。 解題思路:在這道題里,平衡二叉樹的定義是二叉樹的任意節點的兩顆子樹之間的高度差小於等於1。這實際上是AVL樹的定義。首先要寫一個計算 ...

Sat May 10 18:54:00 CST 2014 0 5388
 
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