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

	Submissions				Users
Name	Total	Acc.	Ratio	Fastest	Total	Acc.	Ratio	Difficulty
Amalgamated Artichokes	1842	926	50%	0.01	794	715	90%	2.7
Asteroids	647	115	18%	0.00	73	60	82%	6.5
Catering	794	294	37%	0.00	214	192	90%	3.9
Cutting Cheese	628	331	53%	0.00	283	256	90%	3.0
Evolution in Parallel	489	149	30%	0.02	148	120	81%	6.3
Keyboarding	851	290	34%	0.31	248	205	83%	5.0
Pipe Stream	298	57	19%	0.00	61	40	66%	7.4
Qanat	222	159	72%	0.00	137	129	94%	2.2
Ship Traffic	668	224	34%	0.03	203	186	92%	4.1
Tile Cutting	440	295	67%	0.16	205	194	95%	2.9
Tours	286	87	30%	0.00	77	62	81%	6.1
Weather Report	273	191	70%	0.01	177	165	93%	3.4
Window Manager	388	94	24%	0.00	91	79	87%	7.6