Problems from Croatian Open Competition in Informatics 2014/2015, contest #2

	Add	Remove

Name	Fastest	Shortest	Authors	Full Solves	Ratio	Difficulty	Languages
Bob	0.04	790	74	48	65%	6.1Hard	en
Norma	0.10	2008	42	17	40%	7.2Hard	en
Studentsko	0.01	158	244	213	87%	3.5Medium	en
Šuma	0.16	1554	92	59	64%	6.7Hard	en