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	39442	15991	41%	1.9Easy	en
Kolone	0.00	5	1492	647	43%	3.3Medium	en
R2	0.00	5	73332	40520	55%	1.3Easy	en
Sjecista	0.00	5	2597	1653	64%	1.8Easy	en
Stol	0.01	5	577	189	33%	5.7Hard	en
Straza	0.00	1651	128	25	20%	7.0Hard	en