Problems from Northwestern Europe Programming Contest (NWERC) 2004

	Add	Remove

Name	Fastest	Shortest	Total	Acc.	Ratio	Difficulty	Languages
Pipes	0.03	2380	151	27	18%	9.4Hard	en
Pseudo-random Numbers	0.07	1671	66	11	17%	7.1Hard	en
SETI	0.00	391	294	179	61%	3.5Medium	en
Taxi Cab Scheme	0.02	1048	398	143	36%	6.1Hard	en
Watchdog	0.00	272	1621	824	51%	2.3Easy	en