Problems from Northwestern Europe Programming Contest (NWERC) 2004

	Add	Remove

Name	Fastest	Shortest	Total	Acc.	Ratio	Difficulty	Languages
Pipes	0.03	2380	156	27	17%	9.4Hard	en
Pseudo-random Numbers	0.07	1671	71	11	15%	7.1Hard	en
SETI	0.00	391	303	183	60%	3.4Medium	en
Taxi Cab Scheme	0.02	1048	404	144	36%	6.0Hard	en
Watchdog	0.00	272	1636	831	51%	2.3Easy	en