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

	Submissions				Users
Name	Total	Acc.	Ratio	Fastest	Total	Acc.	Ratio	Difficulty
Amalgamated Artichokes	1858	937	50%	0.01	804	725	90%	2.7
Asteroids	651	116	18%	0.00	74	61	82%	6.2
Catering	797	295	37%	0.00	216	193	89%	3.9
Cutting Cheese	643	338	53%	0.00	291	263	90%	2.9
Evolution in Parallel	490	149	30%	0.02	149	120	81%	6.5
Keyboarding	857	293	34%	0.31	250	207	83%	4.9
Pipe Stream	304	59	19%	0.00	63	42	67%	6.8
Qanat	226	160	71%	0.00	138	130	94%	2.2
Ship Traffic	676	229	34%	0.03	205	188	92%	4.1
Tile Cutting	446	301	67%	0.16	207	196	95%	3.0
Tours	286	87	30%	0.00	77	62	81%	5.8
Weather Report	276	193	70%	0.01	178	166	93%	3.4
Window Manager	388	94	24%	0.00	91	79	87%	7.6