diff -r 663c2a9108d1 -r 4de31fdc0d67 testing3/knight_test1.scala
--- a/testing3/knight_test1.scala	Sun Nov 01 01:21:31 2020 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,6 +0,0 @@
-import CW8a._
-
-assert(is_legal(8, Nil, (3, 4)) == true)
-assert(is_legal(8, List((4, 1), (1, 0)), (4, 1)) == false)
-assert(is_legal(2, Nil, (0, 0)) == true)
-