an interesting challenge.

[Joshua Zeidner]

nice.  i would just use perl and embed some code in the regular expression
itself.  you are the regex MASTER.  jmz


On 4/4/06, Jeremy C. Reed <reed at reedmedia.net> wrote:
>
> On Tue, 4 Apr 2006, Joshua Zeidner wrote:
>
> > Ok wise guy...can you tell me all the english words that use the letter
> 'e'
> > exactly threee times?  jmz
>
> :)
>
> $ cat /usr/share/dict/{pr,w}* | egrep -i '^[^e]*e[^e]*e[^e]*e[^e]*$' | \
>   sort -u | wc -l
>    20189
>
> Includes some multi-word phrases, like:
>
> Benkulen tea
> Bermuda-lily disease
> Dartmouth college case
> yew green
> zebra parakeet
>
> And a bunch of words like Echinosphaeritidae, Juniperaceae and more.
>
> Jeremy C. Reed
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