原文:[LeetCode] Subtree of Another Tree 另一個樹的子樹

Given two non empty binary treessandt, check whether treethas exactly the same structure and node values with a subtree ofs. A subtree ofsis a tree consists of a node insand all of this node s descen ...

2017-05-09 01:01 0 9476 推薦指數:

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判斷一棵是否是另一棵樹子樹

問題 判斷一棵是否是另一棵樹子樹,如圖 思路 問題分兩步: 找值相同的根結點(遍歷解決) 判斷兩結點是否包含(遞歸:值、左孩子、右孩子分別相同) 樹節點定義 代碼 執行 View Code ...

Sat Jan 17 22:09:00 CST 2015 13 10989
[LeetCode] Symmetric Tree 判斷對稱

Given a binary tree, check whether it is a mirror of itself (ie, symmetric around its center). For example, this binary tree is symmetric ...

Sun Oct 26 18:49:00 CST 2014 17 12959
 
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