Problems from Northwestern Europe Contest (NWERC) 2009

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
An Industrial Spy0.011201391121888%2.3Easyen
Common Subexpression Elimination0.146681249476%7.0Harden
Divisible Subsequences0.0071108592285%2.6Easyen
Fractal0.0086917813475%5.7Harden
Mountain Road0.08898553665%7.8Harden
Moving to Nuremberg0.087981269676%4.8Mediumen
Room Assignments0.121210725374%7.3Harden
Settlers of Catan0.0074033828083%4.2Mediumen
Simple Polygon0.0123542233880%4.8Mediumen
Wormholes0.001613844452%8.0Harden