Problems from Croatian Open Competition in Informatics 2014/2015, contest #4

	Add	Remove

Name	Fastest	Shortest	Total	Acc.	Ratio	Difficulty	Languages
Mravi	0.00	271	3409	1061	31%	2.7Easy	en
Mravi	0.00	431	628	120	19%	8.4Hard	en
Pripreme	0.00	5	1191	591	50%	2.8Medium	en
Sabor	0.11	486	439	156	36%	5.9Hard	en
Stanovi	0.01	5	179	39	22%	7.7Hard	en