Black Box
problem — every listed problem · all sets
- internal id
- p-39db2bf3
- appearances
- korea-2023 (korea-2023) — B
- held
- not recorded yet
- solve online
- Baekjoon Online Judge (wayback) closed 2026-04-28 id 30853
- data
- problemsets/korea-2023.yaml
St statement · D test data · IV/OV input/output validator · So solutions · P complete package — filled = held.