Which one better ?

[kloo]

http://www.example.com/f1/3574578.htm

VS

http://www.example.com/3574578.htm

this 2 URL, which better ?
(the first one, "f1" is not keyword)

[edited by: tedster at 3:25 am (utc) on Mar. 17, 2008]
[edit reason] switch to example.com [/edit]

[tedster]

If you're talking about any SEO advantage, there's no difference. The number of forward slashes in the url is not a factor in Google's ranking algorithm.