diff -r a0c469a58ed4 -r 3cd6c850c252 testing4/bf1c_test.scala
--- a/testing4/bf1c_test.scala	Wed Oct 30 12:47:10 2019 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,19 +0,0 @@
-
-//import scala.concurrent._
-//import scala.concurrent.duration._
-//import ExecutionContext.Implicits.global
-//import scala.language.postfixOps 
-//import scala.language.reflectiveCalls
-
-//lazy val f = Future {
-  import CW8b._
-
-  assert(start("[-]", Map(0 -> 100)) == Map(0 -> 0))
-  assert(start("[->+<]", Map(0 -> 10)) == Map(0 -> 0, 1 -> 10))
-  assert(start("[>>+>>+<<<<-]", Map(0 -> 42)) == Map(0 -> 0, 2 -> 42, 4 -> 42))
-  assert(start("""++++++++[>++++[>++>+++>+++>+<<<<-]>+>+>->>+[<]
-       <-]>>.>---.+++++++..+++.>>.<-.<.+++.------.--------.>>+.>++.""", Map()) == Map(0 -> 0, 5 -> 33, 1 -> 0, 6 -> 10, 2 -> 72, 3 -> 100, 4 -> 87))
-
-//}
-
-//Await.result(f, 120 second)