Problems from Croatian Open Competition in Informatics 2008/2009, contest #4

	Add	Remove

Name	Fastest	Shortest	Total	Acc.	Ratio	Difficulty	Languages
Datum	0.00	5	9764	5729	59%	1.6Easy	en
Mjehuric	0.00	69	7361	3924	53%	1.8Easy	en
Periodni	0.00	1578	55	26	47%	6.3Hard	en
Rot	0.00	340	418	192	46%	3.1Medium	en
Slikar	0.01	1107	119	64	54%	4.0Medium	en
Trezor	0.00	990	62	20	32%	5.6Hard	en