Problems from Croatian Open Competition in Informatics 2006/2007, contest #5

	Add	Remove

Name	Fastest	Shortest	Total	Acc.	Ratio	Difficulty	Languages
Dvaput	0.02	473	4055	1232	30%	4.4Medium	en
Ivana	0.00	5	352	144	41%	5.1Medium	en
Liga	0.00	510	1910	183	10%	7.3Hard	en
Natrij	0.00	119	7907	2463	31%	2.8Medium	en
Tenis	0.00	584	3446	468	14%	3.8Medium	en
Trik	0.00	5	27268	15418	57%	1.4Easy	en