What is PRE-ORDER Traversal? | Explained with LeetCode 144 Solution!
Автор: Code Viento
Загружено: 2025-06-18
Просмотров: 56
Learn the logic of Preorder Traversal (Root → Left → Right) with a real example!
We go through LeetCode 144 step by step — with a sample tree and clean Java implementation.
The order is simple: root first, then left, then right 💡
📌 Recursive solution with detailed explanation.
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