Problems from 2013 University of Chicago Invitational Programming Contest

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
3D Printer0.005159226917%8.4Harden
Automatic Trading0.01119251773729%5.1Mediumen
Can of Worms0.0362383519623%7.3Harden
Flooding Fields0.02144658914424%6.8Harden
Goat Ropes0.00133331411436%6.5Harden
Job Postings0.0186251715430%8.0Harden
Overlapping Maps0.0020445618340%4.6Mediumen
Satisfaction Guaranteed1.76193775224032%9.1Harden
Uniform Subtrees0.2311321945528%7.9Harden
Unreal Estate0.01606109821419%8.1Harden
Winter Roads0.161187625549%9.4Harden