Problems from 2014 ICPC North America Qualifier

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Color Walk0.0051845630%8.6Harden
Eight Queens0.00517560485928%2.8Mediumen
Flexible Spaces0.00510124545454%1.9Easyen
Flip Five0.0053230155948%2.5Easyen
Human Cannonball Run0.0059529420244%2.0Easyen
Mixed Fractions0.00517815855148%1.5Easyen
Narrow Art Gallery0.00513754448633%3.5Mediumen
Pesky Mosquitoes0.00461186745925%4.8Mediumen
Tractor0.005130641532%5.4Mediumen
Units0.00483114043738%3.3Mediumen
Yikes - Bikes!0.007215567814%8.2Harden