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	4238	1288	30%	4.2Medium	en
Ivana	0.00	5	386	151	39%	5.1Medium	en
Liga	0.00	510	1974	189	10%	7.3Hard	en
Natrij	0.00	119	8784	2716	31%	3.0Medium	en
Tenis	0.00	584	3539	483	14%	3.8Medium	en
Trik	0.00	5	28842	16182	56%	1.4Easy	en