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

	Submissions				Users
Name	Total	Acc.	Ratio	Fastest	Total	Acc.	Ratio	Difficulty
Multigram	497	262	53%	0.00	231	207	90%	2.7
Oop	389	46	12%	0.47	82	30	37%	8.9
Perica	435	126	29%	0.02	130	105	81%	5.3
Podnizovi	31	11	35%	0.22	14	9	64%	7.3
Poplava	277	131	47%	0.04	104	98	94%	3.2
Zamka	8721	5156	59%	0.00	4775	4611	97%	1.4