[racket] Calculating cumulative sum of the list

Here's a straightforward way:

(define (cumulative-sum list)
  (let loop ([list list] [acc 0])
    (if (null? list)
      list
      (let ([s (+ (first list) acc)])
        (cons s (loop (rest list) s))))))


On Thu, Jan 22, 2015 at 2:53 PM, Alexandr M <rus314 at gmail.com> wrote:
> Hello,
>
> I am trying to replicate functionality of this code in Python:
>
> https://gist.github.com/m-blog/22b7c5d31b3839ffba50#file-cumsum-py
>
> in Racket without usage of any libraries.
>
> What would the most optimal / concise way to do it in Racket?
>
> Thank you.
>
> --
> Best regards,
> Alex
>
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