[FWP] Golf (7 strokes is par!)

[Jeff Pinyan <jeffp@crusoe.net>]

Challenge: determine if $_ is an integral power of 2 (1,2,4,8,16,...)

  if (YOUR CODE HERE) { print "$_ is a power of 2" }

I have it down to 7 characters.  Can anyone beat that?

-- 
MIDN 4/C PINYAN, NROTCURPI, US Naval Reserve             japhy@pobox.com
http://www.pobox.com/~japhy/                  http://pinyaj.stu.rpi.edu/
PerlMonth - An Online Perl Magazine            http://www.perlmonth.com/
The Perl Archive - Articles, Forums, etc.    http://www.perlarchive.com/


==== Want to unsubscribe from Fun With Perl?  Well, if you insist...
==== Send email to <fwp-request@technofile.org> with message _body_
====   unsubscribe