diff -r de59aa20a1dc -r ffce7b61b446 main_testing4/knight_test6.scala
--- a/main_testing4/knight_test6.scala	Mon Nov 08 01:16:13 2021 +0000
+++ b/main_testing4/knight_test6.scala	Mon Nov 08 01:39:00 2021 +0000
@@ -1,4 +1,4 @@
-import CW9b._
+import M4b._
 
 assert(ordered_moves(8, List((3,4), (3,2)), (1, 3)) == List((0,1), (0,5), (2,1), (2,5)))
 assert(ordered_moves(8, List((4,0)), (0,0)) == List((2,1), (1,2)))