Tree DFS / Postorder · Tree DFS/BFS fundamentals
Maximum Depth of Binary Tree
LeetCode 104 · Module: Trees & Tries
The scenario
every node summarizes a branch of work. If each recursive call has a clear meaning, the whole structure becomes navigable instead of overwhelming.
What you'll learn
- How to recognize the Tree DFS / Postorder pattern from the problem statement.
- The BASIC Framework breakdown for this problem.
- A clean, interview-ready Python solution with time/space analysis.
Full video, code, and the workspace are part of PatternMastery Pro, 500 problems in a $19.99/year subscription.