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testing3/knight_test4.scala
author Christian Urban <christian dot urban at kcl dot ac dot uk>
Tue, 06 Aug 2019 00:12:34 +0100
changeset 270 b9eaa5cdec4a
parent 220 3020f8c76baa
child 296 12dc251fc47e
permissions -rw-r--r--
updated


val f_urban = (x:(Int, Int)) => if (x._1 > 3) Some(List(x)) else None

assert(first(List((1,0),(2,0),(3,0),(4,0)), f_urban) == Some(List((4,0))))
assert(first(List((1,0),(2,0),(3,0)), f_urban) == None)
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