原題地址:https://oj.leetcode.com/problems/symmetric-tree/ 題意:判斷二叉樹是否為對稱的。 Given a binary tree, check whether it is a mirror of itself (ie, symmetric ...
Given a binary tree, check whether it is a mirror of itself ie, symmetric around its center . For example, this binary tree is symmetric: But the following is not: Note:Bonus points if you could solve ...
2012-11-15 20:54 0 3356 推薦指數:
原題地址:https://oj.leetcode.com/problems/symmetric-tree/ 題意:判斷二叉樹是否為對稱的。 Given a binary tree, check whether it is a mirror of itself (ie, symmetric ...
題目: Given a binary tree, check whether it is a mirror of itself (ie, symmetric around its center). For example, this binary tree is symmetric ...
判斷一棵樹是否對稱,如果對稱,中序遍歷的結果一定也是對稱的。 看了一下別人的代碼,也可以在遞歸的過程中直接去判斷。 ...
Given a binary tree, check whether it is a mirror of itself (ie, symmetric around its center). For example, this binary tree is symmetric ...
Given a binary tree, check whether it is a mirror of itself (ie, symmetric around its center). For example, this binary tree is symmetric ...
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,訪問每個節點都要調用一次這個函數。這個Solution也通過了leetcode的驗證程序,但是后來想了想,I ...
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 ...
whether these edges make up a valid tree. For exam ...