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	133	93	70%	6.9Hard	en
Honi	0.01	198	78	67	86%	3.7Medium	en
Slika	0.19	1441	50	27	54%	7.7Hard	en