Problems from Northwestern Europe Contest (NWERC) 2009

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
An Industrial Spy 1663 881 53% 0.02 665 572 86% 3.2
Common Subexpression Elimination 266 86 32% 0.14 51 44 86% 5.9
Divisible Subsequences 1131 513 45% 0.01 409 332 81% 4.3
Fractal 252 81 32% 0.00 87 69 79% 4.4
Mountain Road 95 32 34% 0.08 42 29 69% 7.7
Moving to Nuremberg 265 62 23% 0.08 74 52 70% 7.5
Room Assignments 129 39 30% 0.15 44 36 82% 6.6
Settlers of Catan 463 218 47% 0.00 221 187 85% 4.2
Simple Polygon 1268 317 25% 0.01 215 176 82% 5.5
Wormholes 328 67 20% 0.00 59 32 54% 8.4