You start talking about sets, and subsets, then mix them arbitrarily with lists. But sets and lists are different mathematical objects, albeit relatively similar ones.
Good point. As the OP I humbly apologize and take full responsibility for the confusion that followed the initial post.
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No matter how great and destructive your problems may seem now, remember, you've probably only seen the tip of them. [1]

In reply to Re^2: Subsets and adjacent values by andreas1234567
in thread Subsets and adjacent values by andreas1234567

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