12 lines
371 B
Haskell
12 lines
371 B
Haskell
$ ghci
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___ ___ _
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/ _ \ /\ /\/ __(_)
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/ /_\// /_/ / / | | GHC Interactive, version 6.4.2, for Haskell 98.
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/ /_\\/ __ / /___| | http://www.haskell.org/ghc/
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\____/\/ /_/\____/|_| Type :? for help.
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Loading package base-1.0 ... linking ... done.
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Prelude> let f as bs sep = as ++ sep ++ sep ++ bs
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Prelude> f "Rosetta" "Code" ":"
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"Rosetta::Code"
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