Re^2: Finding missing numbers in a list


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Re^2: Finding missing numbers in a list

by ambrus (Abbot)

on Sep 03, 2004 at 17:05 UTC ( [id://388344]=note: print w/replies, xml )

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in reply to Re: Finding missing numbers in a list
in thread Finding missing numbers in a list

Wow! Reduce with side effects, I've never seen that idiom. Smart.

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Re^3: Finding missing numbers in a list
by BrowserUk (Patriarch) on Sep 03, 2004 at 17:11 UTC

Well, I'd probably use my mapn utility func for this, but reduce is available pretty much everywhere and lent itself to avoiding the discussion about implementation details.

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