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problem — every listed problem · all sets
- internal id
- p-c7fc1544
- appearances
- lac-2026 (lac-2026) — B
- held
- not recorded yet
- solve online
- Codeforces Gym id 106416/B
- data
- problemsets/lac-2026.yaml
St statement · D test data · IV/OV input/output validator · So solutions · P complete package — filled = held.