Problems from 2013 University of Chicago Invitational Programming Contest

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
3D Printer0.005160227017%8.5Harden
Automatic Trading0.01119260576129%5.1Mediumen
Can of Worms0.0362387620123%7.2Harden
Flooding Fields0.02144659614524%6.7Harden
Goat Ropes0.00133332011436%6.5Harden
Job Postings0.0186252415530%8.0Harden
Overlapping Maps0.0020446418440%4.6Mediumen
Satisfaction Guaranteed1.76193775824032%9.1Harden
Uniform Subtrees0.2311322005528%8.0Harden
Unreal Estate0.01606110521519%8.1Harden
Winter Roads0.161187631549%9.4Harden