Re: [racket] exercise's question

2012-06-26 Thread Roelof Wobben
oke, On 87 I have to made a choice so the user can choose between a Vcat and a VCham so one animal and one gauge. I have then to think how I can prevent that whn the user chooses a Vcham petting does not work. Thanks for the help. Roelof Op 26-6-2012 16:38, Matthias Felleisen schreef:

Re: [racket] exercise's question

2012-06-26 Thread Matthias Felleisen
On Jun 26, 2012, at 10:21 AM, Roelof Wobben wrote: > Sorry for the confusion. > > I meant exercise 87 and 88 on the stable version of HtpD/2e. > > So the questions I have should be : > > Is it correct that on exercise 87 of How to design Programms I have to make 2 > gauges and two animals. >

Re: [racket] exercise's question

2012-06-26 Thread Roelof Wobben
Sorry for the confusion. I meant exercise 87 and 88 on the stable version of HtpD/2e. So the questions I have should be : Is it correct that on exercise 87 of How to design Programms I have to make 2 gauges and two animals. And is exercise 88 part 1 not the same as exercise 56 ? Roelof Op

Re: [racket] exercise's question

2012-06-26 Thread Matthias Felleisen
Your count seems to be completely out of sync with -- the stable version of HtDP/2e ( http://www.ccs.neu.edu/home/matthias/HtDP2e/htdp2e-part1.html look for 'exercise 56' ) -- the draft version of HtDP/2e ( http://www.ccs.neu.edu/home/matthias/HtDP2e/Draft/htdp2e-part1.html , ditto ) Can yo