diff -r e9d14d58be3c -r daf561a83ba6 pre_marking4/knight1_test2.scala
--- a/pre_marking4/knight1_test2.scala	Thu Jan 13 12:55:03 2022 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,13 +0,0 @@
-import CW9a._
-
-assert(legal_moves(8, Nil, (2,2)) == 
-             List((3,4), (4,3), (4,1), (3,0), (1,0), (0,1), (0,3), (1,4)))
-assert(legal_moves(8, Nil, (7,7)) == List((6,5), (5,6)))
-assert(legal_moves(8, List((4,1), (1,0)), (2,2)) == 
-       List((3,4), (4,3), (3,0), (0,1), (0,3), (1,4)))
-assert(legal_moves(8, Nil, (0,1)) == List((1,3), (2,2), (2,0)))
-assert(legal_moves(8, List((6,6)), (7,7)) == List((6,5), (5,6)))
-assert(legal_moves(1, Nil, (0,0)) == Nil)
-assert(legal_moves(2, Nil, (0,0)) == Nil)
-assert(legal_moves(3, Nil, (0,0)) == List((1,2), (2,1)))
-