Add sliding-window module: 12 sliding window and two-pointer interview problems, brute-force cross-checks, dry-run traces, operation counts, pitfalls (11 tests)

Co-Authored-By: Claude Sonnet 5.5 <[email protected]>
Claude-Session: https://claude.ai/code/session_017ic4b6EqSkUWKNBc8i3Q3U
This commit is contained in:
2026-11-09 08:40:07 +00:00
co-authored by Claude Sonnet 5.5
parent 4a9021d936
commit 911aef5515
26 changed files with 1600 additions and 0 deletions
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Randomized agreement with brute force (seed 2026, 2000 cases per problem)
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1. maxSumSubarray 2000 cases, 0 disagreements
2. permutationInString 2000 cases, 0 disagreements
3. slidingWindowMaximum 2000 cases, 0 disagreements
4. longestUniqueSubstring 2000 cases, 0 disagreements
5. longestKDistinct 2000 cases, 0 disagreements
6. characterReplacement 2000 cases, 0 disagreements
7. longestOnes 2000 cases, 0 disagreements
8. minSubArrayLen 2000 cases, 0 disagreements
9. minWindow 2000 cases, 0 disagreements
10. twoSumSorted 2000 cases, 0 disagreements
11. threeSum 2000 cases, 0 disagreements
12. maxArea 2000 cases, 0 disagreements
total: 24000 comparisons (any disagreement would have failed the build)