Problems by Jan Elffers

	Add	Remove

Name	Fastest	Shortest	Total	Acc.	Ratio	Difficulty	Languages
Black Friday	0.00	82	11305	4433	39%	2.1Easy	en
Hay Bales	0.00	192	540	166	31%	5.9Hard	en
Mario	0.03	485	257	65	25%	7.0Hard	en
Racetrack	0.02	545	183	69	38%	6.0Hard	en