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Re: rule based program for "Deleting repeated members of a list."

  • To: mathgroup at smc.vnet.net
  • Subject: [mg81973] Re: rule based program for "Deleting repeated members of a list."
  • From: Steven Siew <siewsk at bp.com>
  • Date: Mon, 8 Oct 2007 00:03:16 -0400 (EDT)
  • References: <fe7j44$qga$1@smc.vnet.net>

On Oct 6, 7:05 pm, mumat <csar... at gmail.com> wrote:
> Hi,
>
> I have a list s={a,b,c,c,d,e,e,f,g,g,g,h,a,b};
>
> I need to write a program so that it reads the list and ignors
> repeated elements; so it outputs the following:
>
> RepeatRemover[s]={a,b,c,d,e,f,g,h,a,b};
>
> I am looking for a rule-based program to do this!
>
> Any help would be greatly appreciated.
>
> C.S.

s = {a, b, a, b, c, c, d, d, e, e, f, b, c, e, a}

MyUnique[ list_ ] := Map[First, Split@Sort[list]]

In[6]= MyUnique[s]
Out[6]= {a,b,c,d,e,f}







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