On Thu, Oct 4, 2012 at 4:21 PM, Ashley Fowler <[email protected]> wrote: > 1. I need to cube (car ls) right? > 2. I need to use cons to combine both. >
That sounds pretty reasonable to me. Try it out! Marco ________________________________________ > From: Marco Morazan [[email protected]] > Sent: Thursday, October 04, 2012 4:16 PM > To: Ashley Fowler > Subject: Re: [racket] cube-all > > very well. > > So you know that the (cdr ls) will be correctly processed by the > recursive call. Your job now is to determine: > > 1. What do you need to do to the (car ls)? > 2. How do you combine the result you get from the (car ls) and the > recursive call on the (cdr ls) to get the result that you need? > > Answer these two questions and you have solved your exercise. > > Marco > > On Thu, Oct 4, 2012 at 4:05 PM, Ashley Fowler > <[email protected]> wrote: >> I developed my code using a recursive analysis. >> ________________________________________ >> From: Marco Morazan [[email protected]] >> Sent: Thursday, October 04, 2012 1:40 PM >> To: Ashley Fowler >> Cc: [email protected] >> Subject: Re: [racket] cube-all >> >> Tell us how you developed your code and we might be able to tell you >> where you went wrong. >> >> On Thu, Oct 4, 2012 at 12:17 PM, Ashley Fowler >> <[email protected]> wrote: >>> I need to write a function that takes a list and cubes the whole list, for >>> instance, (cube-all '(3 4 2 5)) returns (27 64 8 125). >>> >>> So far I have the code below, but it is not working out like I want it to. >>> Any advice or suggestions? >>> (define cube-all >>> (lambda (ls) >>> (if (null? ls) >>> ls >>> (cons(car ls)(cube-all (cdr ls)) >>> >>> ____________________ >>> Racket Users list: >>> http://lists.racket-lang.org/users >>> >> >> >> >> -- >> >> Cheers, >> >> Marco >> >> Have a´¨) >> ¸.·´¸.·*´¨) ¸.·*¨) >> (¸.·´ (¸.·´ * wonderful day! :) >> >> > > > > -- > > Cheers, > > Marco > > Have a´¨) > ¸.·´¸.·*´¨) ¸.·*¨) > (¸.·´ (¸.·´ * wonderful day! :) > > -- Cheers, Marco Have a´¨) ¸.·´¸.·*´¨) ¸.·*¨) (¸.·´ (¸.·´ * wonderful day! :) ____________________ Racket Users list: http://lists.racket-lang.org/users
