Problems from Croatian Open Competition in Informatics 2006/2007, contest #2

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Name	Fastest	Shortest	Authors	Full Solves	Ratio	Difficulty	Languages
ABC	0.00	32	16500	14575	88%	1.7Easy	en
Kolone	0.00	109	695	583	84%	3.2Medium	en
R2	0.00	19	39501	37893	96%	1.3Easy	en
Sjecista	0.00	11	1551	1455	94%	1.8Easy	en
Stol	0.01	221	166	132	80%	5.3Medium	en
Straza	0.00	1651	41	23	56%	7.0Hard	en