Multiple nodes named "Longest Common Substring" were drunk:

Dec 31, 2007 at 19:47 UTC	longest common substring	(perlquestion)	by flaviusm
Apr 09, 2003 at 15:13 UTC	Longest Common Substring	(perlquestion)	by rkg
Feb 15, 2002 at 03:26 UTC	Longest common substring	(CUFP)	by japhy