Problems by Grzegorz Herman

	Add	Remove

Name	Fastest	Shortest	Authors	Full Solves	Ratio	Difficulty	Languages
Mountainous Landscape	0.41	964	35	18	51%	7.4Hard	en
Pork Barrel	0.94	1660	34	22	65%	7.3Hard	en
Subway	0.42	1800	36	18	50%	8.0Hard	en