Invert Binary Tree | Easy Recursive & Iterative Solution Explained

In this video, we solve Leetcode 226 - Invert Binary Tree using both recursive DFS and iterative BFS approaches.

You'll learn:
🔁 How to invert a binary tree step by step
🧠 The difference between recursive and iterative (BFS) methods
📈 When to use each approach in interviews

Perfect for DSA learners, coding interviews, and Leetcode practice!

📌 Timestamps:
00:00 Problem Statement & Key Insight
01:36 Approach to Solve Given Problem
02:37 Understand DFS Recursive Solution
04:51 Implementation of DFS Recursive Solution
12:38 Implementation of BFS Iterative Solution
15:58 Time Complexity & Submission
16:34 Summary

💻 Language used: Java (but logic works in any language)

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