diff -r bd9d142d2cd8 -r 5c57c407e27b marking5/bf_test6.scala
--- a/marking5/bf_test6.scala	Wed Oct 30 11:51:02 2019 +0000
+++ b/marking5/bf_test6.scala	Wed Oct 30 12:37:18 2019 +0000
@@ -1,3 +1,4 @@
+import CW10b._
 
 assert(optimise(load_bff("benchmark.bf")).length == 181)
 assert(optimise(load_bff("mandelbrot.bf")).length == 11203)