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Re: remove-duplicates performances

From: Stefan Monnier
Subject: Re: remove-duplicates performances
Date: Fri, 20 May 2011 13:14:03 -0300
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.0.50 (gnu/linux)

> I go down to a list of 10 elements and it still faster:

I'm not surprised the break-even is less than 10.

> liste de 2X10 éléments:
> remove-duplicates  1           0.000209      0.000209
> remove-dups        1           3.6e-05       3.6e-05

> liste de 2X5 éléments:
> remove-duplicates  1           7.3e-05       7.3e-05
> remove-dups        1           6.4e-05       6.4e-05

Hmm... so it's faster to do it for 20 than for 10?

I expect it is common to call remove-duplicates with very short lists
(shorter than 10 for sure) that present (almost) no duplication.


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