Are there any exercises/challenges for D?

[maik klein via Digitalmars-d-learn]

On Sunday, 24 August 2014 at 21:51:39 UTC, Weaseldog wrote:
> On Sunday, 24 August 2014 at 20:32:02 UTC, maik klein wrote:
>> Are there any exercises/challenges for D?
>>
>> Something like this? 
>> http://www.haskell.org/haskellwiki/99_questions/1_to_10
>
> Well, you could port 99 lisp problems to D - D can be written 
> in a fairly functional style ;)

I am just trying to learn D by writing code. Of course I could 
just do them in D but I would like to compare my version with 
idiomatic D.

It's actually quite strange that no one has done something like 
this in D, it's usually the first thing people do.