$10K coding deathmatch

[Bryan Sant]

On 11/3/06, Andy Bradford <amb-plug at bradfords.org> wrote:
> perl -ape '$_="match\n";$i=0;while(++$i<@F){lastif(abs$F[$i]-$F[$i-1]||@F)>=@F and $_="not a $_"}'

When I run this command, I get the following error:
Undefined subroutine &main::lastif called at -e line 1, <> line 1.

What's wrong?

Thanks,
-Bryan