Problems from 2013 University of Chicago Invitational Programming Contest

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
3D Printer0.005149825817%8.5Harden
Automatic Trading0.01119245572029%5.2Mediumen
Can of Worms0.0362377919225%7.3Harden
Flooding Fields0.02144647812125%6.9Harden
Goat Ropes0.00133330211337%6.4Harden
Job Postings0.0186240714736%4.8Mediumen
Overlapping Maps0.0020443117741%4.6Mediumen
Satisfaction Guaranteed1.76193773623832%9.1Harden
Uniform Subtrees0.2311321835329%8.0Harden
Unreal Estate0.01606107620919%8.1Harden
Winter Roads0.1811873894512%8.0Harden