Problems from International Collegiate Programming Contest (ACM-ICPC) World Finals 2015

	Submissions				Users
Name	Total	Acc.	Ratio	Fastest	Total	Acc.	Ratio	Difficulty
Amalgamated Artichokes	3314	1496	45%	0.01	1346	1170	87%	2.8
Asteroids	612	116	19%	0.00	73	59	81%	4.8
Catering	820	316	39%	0.00	238	210	88%	3.6
Cutting Cheese	821	397	48%	0.00	342	315	92%	2.7
Evolution in Parallel	531	150	28%	0.02	155	121	78%	5.6
Keyboarding	943	326	35%	0.31	284	231	81%	4.7
Pipe Stream	308	56	18%	0.00	66	41	62%	6.9
Qanat	281	198	70%	0.00	169	159	94%	2.1
Ship Traffic	737	245	33%	0.01	227	200	88%	3.7
Tile Cutting	499	326	65%	0.14	234	212	91%	2.7
Tours	283	86	30%	0.00	75	59	79%	4.8
Weather Report	305	208	68%	0.01	197	179	91%	2.8
Window Manager	456	102	22%	0.00	103	85	83%	6.1