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📘 Welcome to Part 174 of Code & Debug's DSA in Python Course! In this video, we solve the challenging problem: Delete Node in a BST from LeetCode. We'll implement a comprehensive solution that handles all three deletion cases in Binary Search Trees—deleting leaf nodes, nodes with one child, and nodes with two children while maintaining the BST property. This problem is crucial for understanding advanced BST operations and is frequently asked in coding interviews at top tech companies. 👨🏫 What's covered in this video: 1. Understanding the problem statement from LeetCode 2. Three cases of BST node deletion explained 3. Handling leaf nodes and nodes with single child 4. Complex case: deleting nodes with two children 5. Step-by-step iterative approach implementation 6. Helper functions: deletion() and findLastRight() 7. Complete Python code walkthrough 8. Time and Space Complexity analysis By the end of this session, you'll master the most complex BST operation and be able to handle any deletion scenario in Binary Search Trees! 🔗 LeetCode Problem - Delete Node in a BST: https://leetcode.com/problems/delete-node-in-a-bst/description/ 📄 Full Playlist Sheet (All Questions in Order): https://docs.google.com/spreadsheets/d/1AWE15Fy3wD2iqu2vjK_R7cCiuvSsjYQclcdZmHpF66o/edit?usp=sharing 🎓 Enroll in the FREE Python DSA Course: https://codeanddebug.in/course/master-dsa-with-leetcode 🚀 Advance Python DSA for FAANG (Zero to Hero Course): https://codeanddebug.in/course/zero-to-hero-python-dsa Stay focused and keep coding with Code & Debug. Like | Share | Subscribe | Hit the 🔔 #BinarySearchTree #DeleteNodeBST #LeetCode #PythonDSA #TreeProblems #CodeAndDebug #Part174 #DataStructures #BST #DSAforInterviews #LeetCodeMedium #TreeDeletion #BSTOperations
