Problems from 2016 Greater New York Region ACM Regional Contest

	Submissions				Users
Name	Total	Acc.	Ratio	Fastest	Total	Acc.	Ratio	Difficulty
A Mazing!	1736	417	24%	0.09	197	148	75%	5.3
A Rational Sequence (Take 3)	693	590	85%	0.00	467	453	97%	1.7
DA-Sort	494	256	52%	0.01	208	192	92%	3.0
FBI Universal Control Numbers	637	372	58%	0.00	307	287	93%	2.1
Magical Mystery Knight's Tour	734	27	4%	0.00	83	18	22%	9.2
m-ary Partitions	515	279	54%	0.00	222	197	89%	3.2
Permutation Descent Counts	383	290	76%	0.00	231	225	97%	1.8
Smoothed Gardens	113	17	15%	0.03	23	14	61%	7.7
Tight-Fit Sudoku	214	80	37%	0.00	81	68	84%	3.4
Which Base is it Anyway?	1300	538	41%	0.00	478	425	89%	2.3