Problems from 2013 University of Chicago Invitational Programming Contest

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
3D Printer0.005147525417%8.5Harden
Automatic Trading0.01119243271129%5.1Mediumen
Can of Worms0.0362376518825%7.4Harden
Flooding Fields0.02144643511326%6.3Harden
Goat Ropes0.00133330211337%6.3Harden
Job Postings0.0186240714736%4.8Mediumen
Overlapping Maps0.0020443017641%4.6Mediumen
Satisfaction Guaranteed1.76193770222332%9.3Harden
Uniform Subtrees0.2311321835329%8.0Harden
Unreal Estate0.01606107120619%8.1Harden
Winter Roads0.1811873864411%8.1Harden