Problems from Northwestern Europe Contest (NWERC) 2009

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
An Industrial Spy0.011201382121088%2.3Easyen
Common Subexpression Elimination0.146681219579%5.9Harden
Divisible Subsequences0.0071104889886%3.0Mediumen
Fractal0.0086917212874%5.9Harden
Mountain Road0.08898553767%7.0Harden
Moving to Nuremberg0.087981269676%4.7Mediumen
Room Assignments0.121210725272%7.8Harden
Settlers of Catan0.0074033928083%4.2Mediumen
Simple Polygon0.0123541333280%4.8Mediumen
Wormholes0.001613844452%7.9Harden