diff -r e0420c7b8a19 -r 1b04ea68dca6 testing2/knight2a_test.scala
--- a/testing2/knight2a_test.scala	Thu Nov 15 14:23:55 2018 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,5 +0,0 @@
-
-val f = (x:(Int, Int)) => if (x._1 > 3) Some(List(x)) else None
-
-assert(CW7b.first(List((1,0),(2,0),(3,0),(4,0)), f) == Some(List((4,0))))
-assert(CW7b.first(List((1,0),(2,0),(3,0)), f) == None)