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Binary Tree Preorder Traversal

easy Solve on LeetCode

Last edited: August 2, 2025

Problem
Examples
Solution
Method 1 - Recursive
Code
Complexity
Method 2 - Iterative using stack
Algorithm
Dry Run
Code
Complexity
Method 3 - Iterative using stack only for right children
Code

Related Tags

binary-tree leetcode traversal

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