LOL
problem — every listed problem · all sets
- internal id
- p-624d84df
- appearances
- xian-2017 (xian-2017) — J
- held
- not recorded yet
- solve online
- Luogu 洛谷 (Luògǔ) id P17155
- data
- problemsets/xian-2017.yaml
St statement · D test data · IV/OV input/output validator · So solutions · P complete package — filled = held.