LeetCode Experience

#297 Serialize and Deserialize Binary Tree

Interview Experience

LeetCode #297: Serialize and Deserialize Binary Tree. Difficulty: Hard. Topics: String, Tree, Depth-First Search, Breadth-First Search, Design, Binary Tree. Asked at Microsoft in the last 6 months.

Original Source

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Topics

Binary Tree Breadth-First Search Depth-First Search Design Tree Binary Tree Graph Strings