Problems from Croatian Open Competition in Informatics 2015/2016, contest #5

	Add	Remove

Name	Fastest	Shortest	Total	Acc.	Ratio	Difficulty	Languages
Multigram	0.00	114	1194	578	48%	2.9Medium	en
Oop	0.47	1326	894	75	8%	8.3Hard	en
Perica	0.02	119	1804	567	31%	4.2Medium	en
Podnizovi	0.05	1458	42	12	29%	8.1Hard	en
Poplava	0.02	117	483	198	41%	4.1Medium	en
Zamka	0.00	61	18068	10256	57%	1.5Easy	en