marking3/knight1_test4.scala
changeset 244 0ab369f53ac1
parent 243 80102fba0a93
child 331 3a9acfc6106b
equal deleted inserted replaced
243:80102fba0a93 244:0ab369f53ac1
     1 
     1 
     2 val f = (x:(Int, Int)) => if (x._1 > 3) Some(List(x)) else None
     2 val f = (x:(Int, Int)) => if (x._1 > 3) Some(List(x)) else None
     3 
     3 
     4 assert(CW7b.first(List((1,0),(2,0),(3,0),(4,0)), f) == Some(List((4,0))))
     4 assert(first(List((1,0),(2,0),(3,0),(4,0)), f) == Some(List((4,0))))
     5 assert(CW7b.first(List((1,0),(2,0),(3,0)), f) == None)
     5 assert(first(List((1,0),(2,0),(3,0)), f) == None)