Noughts and crosses
problem — every listed problem · all sets
- internal id
- p-58888dc1
- appearances
- central-russia-2018 (central-russia-2018) — I
- held
- not recorded yet
- solve online
- Codeforces Gym id 102785/I
- data
- problemsets/central-russia-2018.yaml
St statement · D test data · IV/OV input/output validator · So solutions · P complete package — filled = held.