BinaryTreeMaximumPathSum (Graph/Tree)
Topic: 09. Trees
1. Structure Analysis
- Type: (Directed/Undirected)? (Cyclic/Acyclic)?
- Traversal: BFS or DFS?
2. Edge Cases
- [ ] Root is null?
3. Complexity
- Time: O(V + E) or O(N)
- Space: O(H) or O(V)
Topic: 09. Trees