Problems from 2013 University of Chicago Invitational Programming Contest

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
3D Printer0.005157226717%8.4Harden
Automatic Trading0.01119250773129%5.2Mediumen
Can of Worms0.0362383419624%7.3Harden
Flooding Fields0.02144658114425%6.5Harden
Goat Ropes0.00133331311436%6.4Harden
Job Postings0.0186251615430%8.0Harden
Overlapping Maps0.0020445518340%4.6Mediumen
Satisfaction Guaranteed1.76193775024032%9.1Harden
Uniform Subtrees0.2311321925529%7.9Harden
Unreal Estate0.01606109621420%8.1Harden
Winter Roads0.161187614539%9.5Harden