Darbar 493 — Univalued Binary Tree

Easy

Darbar · Trees

Catalog slot 493 of 548 (source id 568). Topic trees / bfs based.

Solve on LeetCode: Univalued Binary Tree. Do not treat this page as a statement dump.

Aligned T2T band: weeks 46–57. Start at Week 46. Full map: Darbar hub.

Pattern block: Mock and personal gauntlet (weeks 91-108, slots 471-548). Warmup: Two-problem blocks (45 min). Exam: Full mock interviews scored on a rubric.

Triangulation — Trees: Darbar speed is Traversal, LCA, tree DP; Forge depth is Euler Tour, HLD, DSU on Tree; production artifact is Agent-execution forensics.

Evidence (cookiecutter problem_493.md)

1. Attempt log (approaches that failed)
2. Final complexity (time and space)
3. One mistake corrected
4. Production concept this slot reinforces

Personal dates and the CSV tracker stay in the learner journal.

Same subtopic

• Merge Two Binary Trees · easy
• Maximum Depth Of Binary Tree · easy
• Invert Binary Tree · easy
• Average Of Levels In Binary Tree · easy

Trees index · Darbar hub

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