Problems from Northwestern Europe Programming Contest (NWERC) 2006

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Prime Path 958 593 62% 0.00 443 413 93% 2.2
Sudoku 348 35 10% 0.02 65 26 40% 8.7
The SetStack Computer 950 289 30% 0.00 190 153 81% 5.9
Ticket to Ride 21 5 24% 0.00 9 5 56% 6.5