Problems from 2015 Southeast USA Regionals Division 1

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Airports0.12808169042925%5.4Mediumen
Checkers0.008303255116%8.6Harden
Coverage0.0413752095024%6.1Harden
Gears0.0055149623447%3.6Mediumen
Grid0.0122511774432137%2.4Easyen
Hilbert Sort0.0438938910627%5.9Harden
Racing Gems0.032981876937%7.6Harden
Simplicity0.0054158151937%2.8Mediumen
Weightlifting0.001272469338%4.8Mediumen