Problems from 2015 ICPC East-Central NA Regional Contest

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Being Solarly Systematic0.0125355836110%8.7Harden
Delete This!0.0053575716%8.4Harden
KenKen You Do It?0.0010654667917%8.0Harden
Rings0.0053613112231%3.9Mediumen
Squawk Virus0.005271391134%3.1Mediumen
Transportation Delegation0.031045184454129%5.3Mediumen
Tray Bien0.00535316547%4.3Mediumen
Trick Shot0.0017435877913%8.2Harden
What's on the Grille?0.00426237067629%3.5Mediumen