Problems from 2015 Southeast USA Regionals Division 1

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Airports0.12808170742925%5.4Mediumen
Checkers0.008303385115%8.6Harden
Coverage0.0413752235022%6.3Harden
Gears0.0055151323646%3.6Mediumen
Grid0.0122512198454037%2.0Easyen
Hilbert Sort0.0438940210626%6.0Harden
Racing Gems0.032982037135%7.5Harden
Simplicity0.0054237154837%2.6Easyen
Weightlifting0.001272619536%4.7Mediumen