Problems from 2015 Greater New York Region ACM Regional Contest

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
A Rational Sequence 2 2771 2060 74% 0.00 1816 1747 96% 1.5
Brocard Point of a Triangle 273 113 41% 0.00 108 97 90% 4.1
Compositions 363 278 77% 0.00 255 240 94% 2.3
Farey Sequence Length 1121 548 49% 0.00 401 353 88% 3.6
Immortal Porpoises 728 498 68% 0.00 419 379 90% 2.8
RATS 568 128 23% 0.00 155 111 72% 6.5
Robots 282 103 37% 0.28 71 55 77% 6.2
Running Steps 438 244 56% 0.00 227 212 93% 2.7
Sum Kind of Problem 10472 5799 55% 0.00 4660 4391 94% 1.6