Problems from 2013 University of Chicago Invitational Programming Contest

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
3D Printer0.005173129617%8.1Harden
Automatic Trading0.01119271781830%4.8Mediumen
Can of Worms0.0362390621023%7.1Harden
Flooding Fields0.02144662815124%6.5Harden
Goat Ropes0.00133334311734%6.3Harden
Job Postings0.0186254816630%7.9Harden
Overlapping Maps0.0020447718739%4.5Mediumen
Satisfaction Guaranteed1.76193781824029%9.2Harden
Uniform Subtrees0.2311322235826%7.9Harden
Unreal Estate0.01606116523720%8.0Harden
Winter Roads0.161187667568%9.4Harden