Problems from Northwestern Europe Programming Contest (NWERC) 2004

Submissions Users
Name   Total Acc. Ratio Fastest Total Acc. Ratio Difficulty
Pipes 9 1 11% 1.13 3 1 33% 7.3
Pseudo-random Numbers 30 11 37% 0.07 8 4 50% 6.6
SETI 131 82 63% 0.00 72 66 92% 2.7
Taxi Cab Scheme 169 63 37% 0.02 59 43 73% 7.0
Watchdog 839 472 56% 0.00 415 390 94% 2.1