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

	Submissions				Users
Name	Total	Acc.	Ratio	Fastest	Total	Acc.	Ratio	Difficulty
Amalgamated Artichokes	1887	950	50%	0.01	813	734	90%	2.5
Asteroids	651	116	18%	0.00	74	61	82%	6.6
Catering	806	301	37%	0.00	222	199	90%	3.9
Cutting Cheese	644	339	53%	0.00	292	264	90%	2.9
Evolution in Parallel	493	151	31%	0.02	151	122	81%	6.3
Keyboarding	860	296	34%	0.31	253	210	83%	5.0
Pipe Stream	304	59	19%	0.00	63	42	67%	7.3
Qanat	226	160	71%	0.00	138	130	94%	2.2
Ship Traffic	687	233	34%	0.03	209	192	92%	4.1
Tile Cutting	451	305	68%	0.16	210	199	95%	3.0
Tours	293	90	31%	0.00	79	64	81%	5.8
Weather Report	280	197	70%	0.01	182	170	93%	3.4
Window Manager	396	96	24%	0.00	93	80	86%	7.3