Problems from 2014 ICPC North America Qualifier

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Color Walk 134 39 29% 0.01 40 25 62% 8.7
Eight Queens 12900 3469 27% 0.00 3338 2703 81% 3.4
Flexible Spaces 7090 3854 54% 0.00 3045 2824 93% 1.7
Flip Five 1944 969 50% 0.00 849 739 87% 3.0
Human Cannonball Run 3050 1434 47% 0.00 1090 1001 92% 2.3
Mixed Fractions 13207 6763 51% 0.00 6321 5977 95% 1.5
Narrow Art Gallery 7185 2268 32% 0.00 1804 1570 87% 2.7
Pesky Mosquitoes 1259 319 25% 0.00 279 222 80% 5.2
Tractor 989 283 29% 0.00 335 234 70% 6.0
Units 782 317 41% 0.00 269 227 84% 3.4
Yikes - Bikes! 356 65 18% 0.00 102 54 53% 8.2