Problems from 2013 ACM-ICPC North American Qualifier

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
4 thought0.00522098696832%2.8Mediumen
Biggest Slice0.005234349821%6.8Harden
Erratic Ants0.005245466427%5.2Mediumen
Even Up Solitaire0.00511663476441%2.0Easyen
Goldbach's Conjecture0.0058208338141%2.0Easyen
Island Buses0.001118104530129%6.2Harden
Oddities0.005502342605152%1.5Easyen
Plotting Polynomials0.00564443568%2.5Easyen
Shotcube0.1719045106713%8.9Harden
Ternarian Weights0.005224577034%3.1Mediumen
Trapezoid Walkway0.00260103850749%2.7Easyen