Exercise: Binary Tree Level II labuladong Original About 3288 words
919. 完全二叉树插入器 https://leetcode.cn/problems/complete-binary-tree-inserter 919. Complete Binary Tree Inserter https://leetcode.com/problems/complete-binary-tree-inserter 872. 叶子相似的树 https://leetcode.cn/problems/leaf-similar-trees 872. Leaf-Similar Trees https://leetcode.com/problems/leaf-similar-trees 863. 二叉树中所有距离为 K 的结点 https://leetcode.cn/problems/all-nodes-distance-k-in-binary-tree 863. All Nodes Distance K in Binary Tree https://leetcode.com/problems/all-nodes-distance-k-in-binary-tree Prerequisites
Before reading this article, you should first learn:
Some special types of binary tree problems require level-order traversal, such as the ones listed below. These problems are meant to broaden your horizons and leave an impression; there won't be too many variations.
Exercise: Binary Tree Level I
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Exercise: Binary Search Tree I
