22 lines
486 B
Plaintext
22 lines
486 B
Plaintext
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namespace Lib =
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private function rev(xs, ys) =
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switch(xs)
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[] => ys
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x :: xs => rev(xs, x :: ys)
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function reverse(xs : list('a)) : list('a) = rev(xs, [])
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function eqlist(xs : list(int), ys : list(int)) =
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switch((xs, ys))
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([], []) => true
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(x :: xs, y :: ys) => x == y && eqlist(xs, ys)
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_ => false
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contract TestNamespaces =
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function palindrome(xs : list(int)) : bool =
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Lib.eqlist(xs, Lib.reverse(xs))
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