Problems from 2014 ICPC North America Qualifier

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Color Walk0.0052115627%8.7Harden
Eight Queens0.00518255503828%2.9Mediumen
Flexible Spaces0.00511144588553%1.8Easyen
Flip Five0.0053859173045%4.8Mediumen
Human Cannonball Run0.00510196450044%1.7Easyen
Mixed Fractions0.00518490889148%1.6Easyen
Narrow Art Gallery0.00514576476833%3.3Mediumen
Pesky Mosquitoes0.00450213553025%4.5Mediumen
Tractor0.005150245130%5.9Harden
Units0.00483158952433%6.7Harden
Yikes - Bikes!0.007215938214%8.2Harden