Problems from Croatian Open Competition in Informatics 2009/2010, contest #7

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Name	Fastest	Shortest	Authors	Full Solves	Ratio	Difficulty	Languages
Bakice	0.00	523	76	54	71%	5.5Hard	en
Cokolada	0.00	62	1088	987	91%	2.3Easy	en
Kraljevi	0.01	607	34	23	68%	6.0Hard	en
Restoran	0.04	1502	25	16	64%	6.9Hard	en
Spavanac	0.00	30	16581	15854	96%	1.4Easy	en
Svemir	0.04	370	318	247	78%	4.9Medium	en