Problems from 2016 Greater New York Region ACM Regional Contest

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
A Mazing! 3664 992 27% 0.09 368 277 75% 5.4
A Rational Sequence (Take 3) 1145 928 81% 0.00 776 742 96% 1.7
DA-Sort 979 496 51% 0.01 432 388 90% 2.9
FBI Universal Control Numbers 1009 598 59% 0.00 527 491 93% 2.1
Magical Mystery Knight's Tour 1103 44 4% 0.00 119 25 21% 9.7
m-ary Partitions 822 395 48% 0.00 319 279 87% 3.5
Permutation Descent Counts 678 490 72% 0.00 379 360 95% 1.9
Smoothed Gardens 132 22 17% 0.03 31 19 61% 8.0
Tight-Fit Sudoku 355 135 38% 0.00 112 96 86% 3.9
Which Base is it Anyway? 1926 791 41% 0.00 728 653 90% 2.3