LeetCode 538 | Convert BST to Greater Tree | Python Solution Explained | AlgoYogi

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Welcome to **AlgoYogi**!

In this video, we solve **LeetCode problem 538: Convert BST to Greater Tree** step-by-step using Python. This problem is essential for understanding **reverse in-order traversal, recursion, and cumulative sum calculation**, making it a frequently asked coding interview question.

### 🚀 Timestamps:
0:00 Introduction
0:20 Problem Explanation and Constraints
1:00 Approach
5:30 Python Implementation
8:40 Complexity Analysis

### 💡 Why Watch?
- Learn how to **convert a BST into a greater tree using reverse in-order traversal**.
- Understand **how to maintain a running sum to update node values efficiently**.
- Strengthen your problem-solving skills in **tree traversal and recursion**.

### 📢 Next Steps:
- Try solving this problem on LeetCode after watching the video.
- Explore related problems like **Kth Smallest Element in a BST** and **Binary Search Tree Iterator**.
- Let us know in the comments which BST problem you’d like us to cover next!

👍 **Like, 💬 Comment, and 🔔 Subscribe** to **AlgoYogi** for more Python-based LeetCode solutions and coding interview tutorials!

#LeetCode #PythonSolutions #BinarySearchTree #TreeTraversal #AlgoYogi #CodingInterview

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🚀 Solved LeetCode 538: Convert BST to Greater Tree step-by-step in Python!

📌 Learn:
- How to **update BST node values using reverse in-order traversal**.
- Efficiently **maintain a running sum to modify node values**.
- Optimized approach to **preserve BST properties while transforming the tree**.

💡 Try It Yourself: Solve this problem on LeetCode and share your approach in the comments!
👍 Like, 💬 Comment, and 🔔 Subscribe for more Python-based LeetCode tutorials and interview prep tips!

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