Problems from Croatian Open Competition in Informatics 2015/2016, contest #4

	Submissions				Users
Name	Total	Acc.	Ratio	Fastest	Total	Acc.	Ratio	Difficulty
Chewbacca	1021	450	44%	0.02	254	210	83%	3.6
Deathstar	910	669	74%	0.00	506	484	96%	2.0
Endor	105	42	40%	0.02	46	37	80%	6.7
Galaksija	172	71	41%	0.11	72	60	83%	4.5
Han	89	42	47%	0.03	46	38	83%	5.1
Yoda	4527	2084	46%	0.00	1948	1764	91%	2.0