Problems by Jan Elffers

	Add	Remove

Name	Fastest	Shortest	Total	Acc.	Ratio	Difficulty	Languages
Black Friday	0.00	82	11789	4654	39%	1.9Easy	en
Hay Bales	0.00	192	597	177	30%	5.8Hard	en
Mario	0.03	485	270	65	24%	7.0Hard	en
Racetrack	0.02	516	198	76	38%	5.9Hard	en