Problems from 2013 University of Chicago Invitational Programming Contest

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
3D Printer0.005149925817%8.4Harden
Automatic Trading0.01119245672129%5.2Mediumen
Can of Worms0.0362379419224%7.3Harden
Flooding Fields0.02144655814125%6.3Harden
Goat Ropes0.00133330211337%6.4Harden
Job Postings0.0186240714736%4.7Mediumen
Overlapping Maps0.0020443117741%4.6Mediumen
Satisfaction Guaranteed1.76193773623832%9.1Harden
Uniform Subtrees0.2311321835329%8.0Harden
Unreal Estate0.01606107921019%8.1Harden
Winter Roads0.1811874085012%7.9Harden