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7 lines
162 B
Idris
7 lines
162 B
Idris
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data Vect : Nat -> Type -> Type where
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Nil : Vect Z a
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(::) : a -> Vect k a -> Vect (S k) a
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wrong : a -> Vect (S n) a -> Vect (S n) a
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wrong xs = x :: ys
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