Re: A puzzle
Re: A puzzle
- Subject: Re: A puzzle
- From: "Mark J. Reed" <email@hidden>
- Date: Sat, 22 Nov 2008 08:44:15 -0500
On Sat, Nov 22, 2008 at 6:36 AM, Skeeve <email@hidden> wrote:
> Now try this on your machine, please:
>
> $ time perl -e 'for ($_=1000000;--$_;) { $count+= tr/1/1/; } print $count'
Yup, sub-second now. 0.8s the first time, 0.4 thereafter. I had
already used a similar technique in some other languages but hadn't
gotten around to trying it in Perl yet.
Very nice.
--
Mark J. Reed <email@hidden>
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