Created
July 28, 2012 03:28
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| trait Challenge[F[_]] { | |
| def map[A, B](f:A => B): F[A] => F[B] | |
| def ap[A, B](f:F[A => B]): F[A] => F[B] | |
| def foo[A, B, C](f:A => B => C): F[A] => F[B] => F[C] = { | |
| sys.error("implement me!") | |
| } | |
| } |
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