an interesting challenge.

[Joshua Zeidner]

oh btw-  if you are globbing all the dictionaries there will be multiple
entries( english + british ) so if /usr/share/dict contains more than one
dict file( which is standard  ), I believe your word count is wrong...
 jmz


On 4/4/06, Joshua Zeidner <jjzeidner at gmail.com> wrote:
>
> Sorry, I patented the idea of using regular expressions for solving
> Technomages problem.  You owe me 4 million dollars.
>
>  jmz
>
>
> ;you can't expect a linux geek to back down from a regex challenge
>
>
>
> On 4/4/06, Jeremy C. Reed <reed at reedmedia.net> wrote:
> >
> > On Tue, 4 Apr 2006, Josh Zeidner wrote:
> >
> > > josh at zeidner:/usr/share/dict$ perl -n -e 'if ( $_ =~ /\A[bdfeca]+\Z/ )
> > > {  print "$_" }' < american-english
> >
> > Be sure to be at least four characters.
> >
> > > > using bdfeca:
> > > > construct word strings in a list using only these letters in any
> > > > combination 4 characters or longer. use of the number 1 as a space
> > filler
> > > > is permitted.
> >
> > I am not sure what the "space filler" means. I guess it means putting
> > multiple words together.
> >
> > > > example:
> > > > dead1beef
> >
> > Without using any "space filler" ...
> >
> > $ cat /usr/share/dict/* | egrep -a '^[bdfeca]{4,}$' | sort -u | wc -l
> >       56
> >
> > Jeremy C. Reed
> >
> > echo ':6DB6=88>?;@69876tA=AC8BB5tA6487><' | tr '4-F' 'wu rofIn.lkigemca'
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