Partial Tree
problem — every listed problem · all sets
- internal id
- p-0d0bb74c
- appearances
- changchun-2015 (changchun-2015) — H
- held
- not recorded yet
- solve online
- HDU Online Judge (acm.hdu.edu.cn) id 646/1008
- data
- problemsets/changchun-2015.yaml
St statement · D test data · IV/OV input/output validator · So solutions · P complete package — filled = held.