Problems from Southwestern Europe Regional Contest (SWERC) 2015

	Submissions				Users
Name	Total	Acc.	Ratio	Fastest	Total	Acc.	Ratio	Difficulty
Black Vienna	167	68	41%	0.00	70	58	83%	5.9
Canvas Painting	1558	606	39%	0.02	391	334	85%	3.3
Dice Cup	13091	8691	66%	0.00	7862	7637	97%	1.3
Game of Cards	210	73	35%	0.01	82	64	78%	3.9
Landscaping	318	124	39%	0.00	128	96	75%	5.6
Promotions	1061	380	36%	0.01	251	189	75%	5.7
Saint John Festival	1519	319	21%	0.01	140	106	76%	4.4
Sheldon Numbers	496	182	37%	0.00	222	163	73%	5.0
Text Processor	804	26	3%	0.03	175	17	10%	9.4
Wooden Signs	642	249	39%	0.00	118	107	91%	2.8