Problems from Croatian Open Competition in Informatics 2010/2011, contest #5

	Add	Remove

Name	Fastest	Shortest	Authors	Full Solves	Ratio	Difficulty	Languages
Dvoniz	0.01	310	136	96	71%	6.7Hard	en
Honi	0.01	198	86	73	85%	4.3Medium	en
Slika	0.19	1441	51	28	55%	7.8Hard	en