Problems from 2012 University of Chicago Invitational Programming Contest

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
CosmoCraft0.01842863035%5.2Mediumen
Covered Walkway0.05462230470831%4.4Mediumen
Double Dealing0.124402909332%7.0Harden
Estimation0.1682837214038%4.3Mediumen
Juggler0.0168435412234%6.0Harden
Red/Blue Spanning Tree0.01518184348526%5.3Mediumen
Science!0.0111923387622%8.1Harden
The End of the World0.007428512644%5.4Mediumen
The Red Gem0.0122221984623%7.2Harden
The Worm in the Apple0.1219931066158%4.2Mediumen