--- a/pre_testing2/docdiff_test3.scala	Mon Nov 08 00:17:50 2021 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,11 +0,0 @@
-
-import CW7a._
-
-val urban_list1 = List("a", "b", "b", "c", "d")
-val urban_list2 = List("d", "b", "d", "b", "d")
-
-assert(prod(urban_list1, urban_list2) == 7)
-
-assert(prod(urban_list1, urban_list1) == 7)
-
-assert(prod(urban_list2, urban_list2) == 13)