--- a/marking4/re.scala	Wed Oct 30 12:47:10 2019 +0000
+++ b/marking4/re.scala	Wed Oct 30 14:07:58 2019 +0000
@@ -1,7 +1,7 @@
-// Part 1 about Regular Expression Matching
-//==========================================
+// Core Part about Regular Expression Matching
+//=============================================
 
-//object CW9a {
+object CW9c {
 
 // Regular Expressions
 abstract class Rexp
@@ -173,4 +173,4 @@
  
 
 
-//}
+}