Problems from 2014 ICPC North America Qualifier

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Color Walk 132 38 29% 0.01 40 25 62% 8.6
Eight Queens 11594 3135 27% 0.00 3078 2488 81% 3.2
Flexible Spaces 6325 3449 55% 0.00 2742 2533 92% 1.7
Flip Five 1645 841 51% 0.00 765 671 88% 2.8
Human Cannonball Run 2482 1129 45% 0.00 896 820 92% 2.3
Mixed Fractions 11739 6117 52% 0.00 5716 5415 95% 1.4
Narrow Art Gallery 6526 2039 31% 0.00 1681 1456 87% 3.0
Pesky Mosquitoes 1233 311 25% 0.00 273 215 79% 5.3
Tractor 952 277 29% 0.00 327 229 70% 6.0
Units 713 299 42% 0.00 250 213 85% 3.4
Yikes - Bikes! 350 63 18% 0.00 99 52 53% 8.2