Problems from Croatian Open Competition in Informatics 2006/2007, contest #2

	Add	Remove

Name	Fastest	Shortest	Total	Acc.	Ratio	Difficulty	Languages
ABC	0.00	5	39838	16126	40%	1.8Easy	en
Kolone	0.00	5	1515	658	43%	3.2Medium	en
R2	0.00	5	74124	40968	55%	1.3Easy	en
Sjecista	0.00	5	2641	1681	64%	1.8Easy	en
Stol	0.01	5	589	194	33%	5.4Medium	en
Straza	0.00	1651	144	27	19%	6.0Hard	en