Binary Tree Preorder Traversal - LeetCode #144 - Python, JavaScript, Java, C++

Binary Tree Preorder Traversal with Python, JavaScript, Java and C++, LeetCode #144!

In this video, we dive into the Binary Tree Preorder Traversal algorithm, one of the fundamental tree traversal techniques. Learn how to traverse a binary tree by visiting the root node first, followed by the left and right subtrees. We'll break down the step-by-step process, making it easy to understand how Binary Tree Preorder Traversal works. Whether you're preparing for coding interviews or brushing up on tree traversal methods, this video will help you master Binary Tree Preorder Traversal with clear examples and explanations.

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■ Timeline
0:09 Explain Recursive Solution
1:02 Coding for Recursive Solution
2:08 Time Complexity and Space Complexity for Recursive Solution
2:27 Explain Stack Solution
7:27 Coding for Stack Solution
8:46 Time Complexity and Space Complexity for Stack Solution

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- Python, JavaScript, Java and C++ are available from here.

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