Environment Protection
problem — every listed problem · all sets
- internal id
- p-f87aeeb7
- appearances
- central-america-2012 (central-america-2012) — E
- held
- not recorded yet
- solve online
- Baekjoon Online Judge (wayback) closed 2026-04-28 id 5672
- data
- problemsets/central-america-2012.yaml
St statement · D test data · IV/OV input/output validator · So solutions · P complete package — filled = held.