Problems from 2015 ICPC East-Central NA Regional Contest

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
Being Solarly Systematic0.012535793949%8.6Harden
Delete This!0.001230804759%8.3Harden
KenKen You Do It?0.0010651096459%8.0Harden
Rings0.00460113795584%3.8Mediumen
Squawk Virus0.0022393478884%3.1Mediumen
Transportation Delegation0.03104543635581%5.2Mediumen
Tray Bien0.0081818415484%4.3Mediumen
Trick Shot0.001743965456%8.1Harden
What's on the Grille?0.0042672061585%3.4Mediumen