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