progs/app02.scala
author Christian Urban <urbanc@in.tum.de>
Mon, 01 Oct 2018 14:21:37 +0100
changeset 569 6ea92526ad16
parent 520 fff0c9cab8d0
permissions -rw-r--r--
update
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abstract class Val
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case object Empty extends Val
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case class Chr(c: Char) extends Val
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case class Sequ(v1: Val, v2: Val) extends Val
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case class Left(v: Val) extends Val
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case class Right(v: Val) extends Val
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case class Stars(vs: List[Val]) extends Val