Problems from Waterloo/Alberta Programming Contest 2004-06-12

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
Expanding Rods0.0029719614775%5.8Harden
Grid Speed0.04245320945%7.2Harden
Marbles On A Tree0.0024684174889%3.0Mediumen
Three Powers0.00811653150591%2.3Easyen
Work Reduction0.0034352938873%5.2Mediumen