Problems from 2016 ICPC North American Qualifier Contest

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
A New Alphabet 8815 4014 46% 0.00 3750 3474 93% 1.7
Arcade! 1126 204 18% 0.01 196 139 71% 6.3
Big Truck 4258 1427 34% 0.00 1228 1015 83% 3.0
Brackets 2812 365 13% 0.00 613 286 47% 6.9
Dots and Boxes 194 61 31% 0.00 87 50 57% 7.7
Free Desserts 216 33 15% 0.01 72 22 31% 8.2
Inverse Factorial 5805 1146 20% 0.00 1644 842 51% 5.7
Nine Packs 1574 510 32% 0.00 569 421 74% 4.8
Primonimo 281 94 33% 0.00 94 73 78% 4.7
Quick Estimates 6486 3651 56% 0.00 3463 3278 95% 1.5
Robotopia 4736 666 14% 0.00 970 529 55% 6.0
Unusual Darts 638 216 34% 0.01 188 137 73% 5.5