Problems from Waterloo Programming Contest 2005-09-17

Name
Fastest
Shortest
Total
Acc.
Ratio
Difficulty
Languages
Ferry Loading III0.00461357791726%4.8Mediumen
Rock-Paper-Scissors Tournament0.012988145203025%3.7Mediumen
So you want to be a 2^n-aire?0.00174125462850%3.2Mediumen
Structural Equivalence0.00119347613%6.1Harden