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

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Name	Fastest	Shortest	Authors	Full Solves	Ratio	Difficulty	Languages
Dvoniz	0.01	310	130	91	70%	6.7Hard	en
Honi	0.01	198	78	67	86%	3.6Medium	en
Slika	0.19	1441	52	29	56%	7.2Hard	en