Problems from Spotify Code Quest 2012

	Submissions				Users
Name	Total	Acc.	Ratio	Fastest	Total	Acc.	Ratio	Difficulty
Collapse	783	327	42%	0.06	235	200	85%	3.4
Evenland	142	53	37%	0.02	40	29	72%	6.4
Greedy Cows	153	22	14%	0.00	25	16	64%	7.6
Smooth Monkey	81	33	41%	0.00	42	32	76%	6.5
Streaming Statistics	636	213	33%	0.04	94	58	62%	7.2
Three-State Memory	331	109	33%	0.00	93	63	68%	8.0
Toy Railway	242	92	38%	0.03	74	58	78%	6.4
Troll Hunt	4650	1743	37%	0.00	1716	1464	85%	2.6