diff -r ef5f62bf5987 -r 9a04eb6a2291 testing3/knight_test3.scala
--- a/testing3/knight_test3.scala	Tue Oct 29 23:56:13 2019 +0000
+++ b/testing3/knight_test3.scala	Wed Oct 30 11:28:44 2019 +0000
@@ -1,4 +1,4 @@
-
+import CW8a._
 
 //type Pos = (Int, Int)    // a position on a chessboard 
 //type Path = List[Pos]    // a path...a list of positions