Problems from 2013 ACM-ICPC North American Qualifier

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
4 thought0.00518758609733%2.9Mediumen
Biggest Slice0.005176541624%6.1Harden
Erratic Ants0.005199958629%4.9Mediumen
Even Up Solitaire0.0059821394340%2.6Easyen
Goldbach's Conjecture0.0057208292441%2.2Easyen
Island Buses0.00137581324130%6.8Harden
Oddities0.005449682368853%1.3Easyen
Plotting Polynomials0.00557241272%2.5Easyen
Shotcube0.1719044406515%8.6Harden
Ternarian Weights0.005200266533%3.8Mediumen
Trapezoid Walkway0.0026079841152%3.4Mediumen