Hi,<br><br><div class="gmail_quote">On Wed, Oct 12, 2011 at 7:59 PM, Alia <span dir="ltr">&lt;<a href="mailto:alia_khouri@yahoo.com">alia_khouri@yahoo.com</a>&gt;</span> wrote:<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">

I would appreciate if anyone could shed some light on this whimsical problem.<br>

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In case you are wondering why this is relevant to the beginner&#39;s forum. Well...<br>
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firstly, I am a beginner, and, er... the code is short enough to serve pedagogical purposes  (-;<br>
<br></blockquote><div><br></div><div>I&#39;m a beginner, too, so my suggestions are not at all authoritative...</div><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
--t5 = id3 [a1,a2,a3,a4] [d1,d2,d3,d4]<br></blockquote><div><br></div><div>Can you not use any of the techniques described here: <a href="http://haskell.org/haskellwiki/Heterogenous_collections">http://haskell.org/haskellwiki/Heterogenous_collections</a>?</div>
<div>For example, using a tuple or dynamic types.</div><div><br></div><div>my 2 cents,</div><div>L.</div><div><br></div></div>