606. Construct String from Binary Tree

LeetCodeStringTreeDepth-First SearchBinary TreeOpen on judge ↗

Given the root node of a binary tree, your task is to create a string representation of the tree following a specific set of formatting rules. The representation should be based on a preorder traversal of the binary tree and must adhere to the following guidelines: - Node Representation: Each node in the tree should be represented by its integer value. - Parentheses for Children: If a node has

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solution.cppC++17

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