Darbar 065 — Counting Bits
Easy
Darbar · Bit Manipulation
Catalog slot 65 of 548 (source id 1500). Topic bit manipulation / dp based.
Solve on LeetCode: Counting Bits. Do not treat this page as a statement dump.
Aligned T2T band: weeks 7–30. Start at Week 7. Full map: Darbar hub.
Pattern block: Timed routing (weeks 1-15, slots 1-120). Warmup: LeetCode-style easy problems (15 min each). Exam: Weekly timed block, 3-5 problems in 60 minutes.
Also filed under: dynamic programming / tabular form.
Evidence (cookiecutter problem_065.md)
- Attempt log (approaches that failed)
- Final complexity (time and space)
- One mistake corrected
- Production concept this slot reinforces
Personal dates and the CSV tracker stay in the learner journal.
Same subtopic
- Number Of Good Ways To Split A String · medium
- Beautiful Arrangement · medium
- Maximum Compatibility Score Sum · medium
- Maximum Product Of The Length Of Two Palindromic Subsequences · medium
Bit Manipulation index · Darbar hub
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