Problems from Croatian Open Competition in Informatics 2009/2010, contest #1

	Add	Remove

Name	Fastest	Shortest	Authors	Full Solves	Ratio	Difficulty	Languages
Aladin	0.05	1394	170	36	21%	8.7Hard	en
Dobra	0.00	295	1259	1051	83%	3.1Medium	en
Genijalac	0.01	322	51	42	82%	4.8Medium	en
Mali	0.03	326	913	694	76%	4.9Medium	en