919. Complete Binary Tree Inserter

LeetCodeTreeBreadth-First SearchDesignBinary TreeOpen on judge ↗

A complete binary tree is a binary tree in which every level, except possibly the last, is completely filled, and all nodes are as far left as possible. Design an algorithm to insert a new node to a complete binary tree keeping it complete after the insertion. Implement the CBTInserter class: - CBTInserter(TreeNode root) Initializes the data structure with the root of the complete binary tree.

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solution.cppC++17

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