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 2909 2161 74% 0.00 1900 1826 96% 1.5
Brocard Point of a Triangle 284 119 42% 0.00 114 103 90% 4.0
Compositions 402 299 74% 0.00 274 257 94% 2.3
Farey Sequence Length 1141 562 49% 0.00 414 364 88% 3.6
Immortal Porpoises 767 531 69% 0.00 446 407 91% 2.8
RATS 597 136 23% 0.00 161 118 73% 5.5
Robots 302 112 37% 0.28 77 60 78% 6.4
Running Steps 505 273 54% 0.00 251 233 93% 2.8
Sum Kind of Problem 11066 6186 56% 0.00 4997 4718 94% 1.5