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main_testing4-old/knight_test4.scala
author Christian Urban <christian.urban@kcl.ac.uk>
Mon, 06 Nov 2023 21:26:57 +0000
changeset 475 a0d4c9a3f83a
parent 473 be818c5a67d4
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Christian Urban <christian.urban@kcl.ac.uk>
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import M4a._
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val f_urban = (x:(Int, Int)) => if (x._1 > 3) Some(List(x)) else None













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assert(first(List((1,0),(2,0),(3,0),(4,0)), f_urban) == Some(List((4,0))))













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assert(first(List((1,0),(2,0),(3,0)), f_urban) == None)















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