Problems from 2013 ACM-ICPC North American Qualifier

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
4 thought0.00519738621531%3.0Mediumen
Biggest Slice0.005185943523%6.1Harden
Erratic Ants0.005222662528%5.2Mediumen
Even Up Solitaire0.00510512425841%2.2Easyen
Goldbach's Conjecture0.0057704314841%2.0Easyen
Island Buses0.00137592727830%6.3Harden
Oddities0.005467812461853%1.3Easyen
Plotting Polynomials0.00557840770%2.5Easyen
Shotcube0.1719044546615%8.7Harden
Ternarian Weights0.005214272634%3.2Mediumen
Trapezoid Walkway0.0026083043052%3.2Mediumen