Needle
problem — every listed problem · all sets
- internal id
- p-90e2e0b4
- appearances
- ctuo-2022 (ctuo-2022) — N
- held
- not recorded yet
- solve online
- Baekjoon Online Judge (wayback) closed 2026-04-28 id 26049
Codeforces Gym id 104673/F - data
- problemsets/ctuo-2022.yaml
St statement · D test data · IV/OV input/output validator · So solutions · P complete package — filled = held.