Brian Foster wrote:
> ( I must confess I have never understood why the
> input must be sorted. `uniq' could still deal
> with _adjacent_ duplicate lines (e.g., N and N+1),
> and `comm' could compare line N with line N.
> why the insistence on sorting? )
I don't understand - uniq seems to do what you are suggesting,
ie given unsorted input, adjacent duplicates are removed.
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