Problems from 2013 ACM-ICPC North American Qualifier

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
4 thought 5530 1873 34% 0.00 1876 1562 83% 3.1
Biggest Slice 652 157 24% 0.00 200 126 63% 6.4
Erratic Ants 994 292 29% 0.00 367 264 72% 4.9
Even Up Solitaire 3652 1225 34% 0.00 1149 921 80% 2.8
Goldbach's Conjecture 3306 1212 37% 0.00 1191 933 78% 3.5
Island Buses 424 124 29% 0.00 130 94 72% 6.1
Oddities 16294 9276 57% 0.00 8325 8047 97% 1.3
Plotting Polynomials 233 179 77% 0.00 182 165 91% 2.4
Shotcube 250 41 16% 0.17 61 26 43% 8.0
Ternarian Weights 586 226 39% 0.00 260 214 82% 3.9
Trapezoid Walkway 347 181 52% 0.00 179 158 88% 3.2