Optimization for UltraNet
problem — every listed problem · all sets
- internal id
- p-f319460b
- appearances
- taiwan-2020 (taiwan-2020) — H
- held
- not recorded yet
- solve online
- Baekjoon Online Judge (wayback) closed 2026-04-28 id 20263
- data
- problemsets/taiwan-2020.yaml
St statement · D test data · IV/OV input/output validator · So solutions · P complete package — filled = held.