Problems from Croatian Open Competition in Informatics 2015/2016, contest #6

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Name	Fastest	Shortest	Authors	Full Solves	Ratio	Difficulty	Languages
Bela	0.00	78	9106	8807	97%	1.4Easy	en
Krumpirko	0.00	912	36	22	61%	7.2Hard	en
Parovi	0.00	173	41	31	76%	6.5Hard	en
Pianino	0.02	210	80	66	82%	4.5Medium	en
Putovanje	0.00	81	901	772	86%	3.0Medium	en
San	0.65	1792	18	9	50%	6.9Hard	en