Rectangle Flip 2

problem — every listed problem · all sets

internal id
p-fdac8c2a
appearances
aec-2020 (aec-2020)
held
not recorded yet
solve online
Luogu 洛谷 (Luògǔ) id P10817
data
problemsets/aec-2020.yaml

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