Leikou's rewriting notes: Sword refers to Offer 27. Mirroring of the binary tree (traverse all the nodes of the tree using a temporary list, and exchange the left/right child nodes of each node.)

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Leikou's rewriting notes: Sword refers to Offer 27. Mirroring of the binary tree (traverse all the nodes of the tree using a temporary list, and exchange the left/right child nodes of each node.)

The sword refers to the offer 27. The mirror image of the binary tree

7-1 Exchange the left child and right child of each node in the binary tree (30 points)

Traverse the leaf nodes of the binary tree

Likou brushing notes: Sword refers to Offer 32-III. Print the binary tree III from top to bottom (simple list, queue, traverse the binary tree layer by layer, and then sort each layer in order of parity)

Print all ancestor nodes of a node in the binary tree

The Ant Design Tree defaultExpandAll setting is invalid, and it is impossible to expand all tree nodes, obtain the key of the last child node under each node, and then expand all tree nodes through expandedKeys

[Employees and department organizations, left tree and right list, click on the tree structure node on the left to query the list of all information associated with the current node and all subordinate nodes]

Sword refers to Offer 27 (tree 3). Mirror image of binary tree

Sword refers to Offer 27. Mirror of Binary Tree-Recursion/Stack

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"Sword refers to Offer"-26, binary search tree and doubly linked list

Sword refers to offer-binary search tree and doubly linked list

The sword refers to the offer binary search tree and doubly linked list

Given a binary tree, find its maximum depth. The depth of a binary tree is the number of nodes on the longest path from the root node to the farthest leaf node. Explanation: A leaf node is a node that has no child nodes. 【LeetCode Hot 100】

Leaf binary tree of nodes (the list stored in binary)

Sword refers to Offer27-mirror of binary tree-easy

Sword refers to Offer-54-the next node of the binary tree

Sword refers to Offer-59-the Kth node of the binary search tree

The sword refers to the kth node of the binary search tree of the offer

The sword refers to offer: the kth node of the binary search tree

The sword refers to the kth node of the binary search tree of the offer

All nodes of the binary tree with distance K

Calculation of the number of all nodes and leaf nodes of a binary tree

Given the root node root of your binary tree, return the level-order traversal of its node values. (ie layer by layer, visit all nodes from left to right).

String the leaf nodes of the binary tree into a linked list

Niuke.com's sword refers to Offer - serialized binary tree

Sword refers to the serialized binary tree of offer

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