Leetcode-Easy 572. Subtree of Another Tree

Leetcode-Easy 572. Subtree of Another Tree

572. Subtree of Another Tree描述:给定两个二叉树s和t,判断t是否s的一个子树。要求结构完全一致思路:递归代码class Solution(object): def isSubtree(self, s, t): """ :type s: TreeNode ...

[LeetCode] Largest BST Subtree 最大的二分搜索子树

Given a binary tree, find the largest subtree which is a Binary Search Tree (BST), where largest means subtree with largest number of nodes in it. Not...

[LeetCode] Most Frequent Subtree Sum 出现频率最高的子树和

Given the root of a tree, you are asked to find the most frequent subtree sum. The subtree sum of a node is defined as the sum of all the node values ...

[LeetCode] Subtree of Another Tree 另一个树的子树

Given two non-empty binary trees s and t, check whether tree t has exactly the same structure and node values with a subtree ...

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