[plt-scheme] code speed

How fast will vector-operation like this one be if we rewrite it in C?

Chongkai

>Try this:
>
>(define (rvc-srfi-43 v n)
>   (let ([v (vector-copy v)])
>     (vector-reverse! v 0 n)))
>
>On a vector v of length 1000000 and n=500000 I got a
>factor 10 speed up.
>
>-- 
>Jens Axel S?gaard