Problems from Croatian Open Competition in Informatics 2014/2015, contest #1

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Name	Fastest	Shortest	Authors	Full Solves	Ratio	Difficulty	Languages
Kamp	0.23	1518	67	54	81%	4.6Medium	en
Mafija	0.04	476	176	130	74%	6.2Hard	en
Zabava	0.01	355	142	109	77%	5.6Hard	en