Ball Stacking
problem — every listed problem · all sets
- internal id
- p-e7667dc4
- appearances
- central-america-2011 (central-america-2011) — B
- held
- not recorded yet
- solve online
- Codeforces Gym id 100540/B
Baekjoon Online Judge (wayback) closed 2026-04-28 id 5681 - data
- problemsets/central-america-2011.yaml
St statement · D test data · IV/OV input/output validator · So solutions · P complete package — filled = held.