Problems from 2013 ACM-ICPC North American Qualifier

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
4 thought0.0011522563709631%2.8Mediumen
Biggest Slice0.005236350421%6.7Harden
Erratic Ants0.00404246567027%5.2Mediumen
Even Up Solitaire0.00511727478941%2.0Easyen
Goldbach's Conjecture0.0058224339541%2.0Easyen
Island Buses0.001118105430429%6.2Harden
Oddities0.005505292615452%1.5Easyen
Plotting Polynomials0.00564643667%2.5Easyen
Shotcube0.1719045316713%8.9Harden
Ternarian Weights0.005224777234%3.1Mediumen
Trapezoid Walkway0.00260111253548%2.8Mediumen