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Re^2: Golf for unique digits

by LanX (Canon)
on Jan 09, 2013 at 12:25 UTC ( #1012466=note: print w/ replies, xml ) Need Help??


in reply to Re: Golf for unique digits
in thread Golf for unique digits

as a compensation a new approach: =)

> perl -ple'$_=join"",sort split//;y///cs;$_=length' 1987 4 1988 3 2012 3 2013 4

EDIT: shortened the say away...

Cheers Rolf


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