Problems from Northwestern Europe Programming Contest (NWERC) 2006

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
Pie0.029930826686%2.9Mediumen
Prime Path0.00327103996293%2.0Easyen
Sudoku0.0112491064038%8.0Harden
The Bookcase0.021017501326%8.1Harden
The SetStack Computer0.0022642632376%5.5Harden
Ticket to Ride0.001566351954%7.2Harden