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Leetcode 449. Serialize and Deserialize BST

Design algorithms to serialize a binary search tree into a compact string and deserialize it back to the exact original tree. Leverage the BST ordering property (so you can encode compactly, e.g., without null markers) to produce an unambiguous, space-efficient representation.

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Microsoft

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Mid March, 2025

Microsoft

Mid-level

Leetcode Question: Serialize and Deserialize a binary Tree

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