Problems from 2015 Southeast USA Regionals Division 1

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Airports0.12808126133026%5.4Mediumen
Checkers0.008302714215%8.4Harden
Coverage0.0413751272520%7.1Harden
Gears0.0055144721749%3.5Mediumen
Grid0.0122510042367037%2.6Easyen
Hilbert Sort0.043893159530%6.2Harden
Racing Gems0.032981445840%7.2Harden
Simplicity0.00453482129437%2.9Mediumen
Weightlifting0.001502088038%5.4Mediumen