Problems from 2013 ACM-ICPC North American Qualifier

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
4 thought0.001156994576682%2.9Mediumen
Biggest Slice0.0018457435462%7.0Harden
Erratic Ants0.0040478755771%5.0Mediumen
Even Up Solitaire0.00644599397286%2.6Easyen
Goldbach's Conjecture0.001283204278287%1.8Easyen
Island Buses0.00111835625772%5.5Harden
Oddities0.0038248922388896%1.4Easyen
Plotting Polynomials0.0019342939191%2.5Easyen
Shotcube0.1719041024140%8.9Harden
Ternarian Weights0.0021875061882%3.1Mediumen
Trapezoid Walkway0.0026047542189%2.6Easyen