Determine if a string has all unique characters: Difference between revisions

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Hout (talk | contribs)
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→‎{{header|Haskell}}: Updated the variant in terms of find
Hout (talk | contribs)
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Or perhaps, as an alternative to grouping, sorting, and zippingsorting:
<lang haskell>import Data.List (find, intercalate)
import Numeric (showHex)
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