Fence Building

problem — every listed problem · all sets

internal id
p-9f5acdfe
appearances
urumqi-2017 (urumqi-2017) — D
held
not recorded yet
solve online
Luogu 洛谷 (Luògǔ) id P17262
data
problemsets/urumqi-2017.yaml

St statement · D test data · IV/OV input/output validator · So solutions · P complete package — filled = held.