[Haskell-beginners] Re: Tutorial/Book with Exercises
divisortheory at gmail.com
Fri Mar 27 09:27:50 EDT 2009
I haven't actually gotten to this exercise yet, but I feel like this is
probably related: http://www.ece.uc.edu/~franco/C511/html/Scheme/ycomb.html.
I'm not sure if it will give you some pointers in the right direction. It
basically explains how to "abstract out" the recursive part of a function
into a separate function, which is basically what you need.
On Fri, Mar 27, 2009 at 7:21 AM, Michael Mossey <mpm at alumni.caltech.edu>wrote:
> Jason White wrote:
>> Michael Mossey <mpm at alumni.caltech.edu> wrote:
>> YAHT has some hard exercises, early on. He introduces continuations in
>>> chapter 4, briefly, and then casually asks you to rewrite map and filter in
>>> continuation-passing-style. I was stumped.
>> So am I.
>> Do you have any hints for these, without giving the answers away (I know
>> answers are in the appendix if I really need them)?
>> Well, I've got some bad news for you. He doesn't include the answers to
> the CPS-related questions. Note: YAHT seems to be incomplete in a number of
> ways, because there are chapter headings that exist only as stubs. However,
> it's a terrific resource, and my thanks to Hal.
> I decided to just move on, and I'll come back to continuations when I find
> them in another book.
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