Our attempt to have efficient solutions for the Shift Minimisation Personnel Task Scheduling Problem (SMPTSP)

see https://sites.google.com/site/ptsplib/smptsp/home for description, links to papers and instances.

In folder prototype you find ASP encodings (use Gringo and Clasp, potassco.sourceforge.net) and in folder encoder you find a SAT translation based on Bule (github.com/vale1410/bule).