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	1254	618	49%	2.6Easy	en
Oop	0.44	1326	1075	102	9%	8.6Hard	en
Perica	0.01	119	1850	578	31%	4.2Medium	en
Podnizovi	0.04	980	105	35	33%	7.9Hard	en
Poplava	0.02	117	500	203	41%	4.2Medium	en
Zamka	0.00	61	18750	10624	57%	1.4Easy	en