Problems from 2013 ACM-ICPC North American Qualifier

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
4 thought0.00522143697832%2.9Mediumen
Biggest Slice0.005235750021%6.8Harden
Erratic Ants0.005246366827%5.2Mediumen
Even Up Solitaire0.00511709478041%2.0Easyen
Goldbach's Conjecture0.0058216338741%2.0Easyen
Island Buses0.001118105230229%6.2Harden
Oddities0.005502912607652%1.5Easyen
Plotting Polynomials0.00564643667%2.5Easyen
Shotcube0.1719045256713%8.9Harden
Ternarian Weights0.005224777234%3.1Mediumen
Trapezoid Walkway0.00260105051449%2.7Easyen