diff -r ec9773fe1dc0 -r ef5f62bf5987 solutions2/docdiff.scala
--- a/solutions2/docdiff.scala	Tue Oct 29 14:34:51 2019 +0000
+++ b/solutions2/docdiff.scala	Tue Oct 29 23:56:13 2019 +0000
@@ -1,8 +1,8 @@
-// Part 1 about Code Similarity
-//==============================
+// Preliminary Part about Code Similarity
+//========================================
 
 
-object CW7a { // for purposes of generating a jar
+object CW7a { 
 
 //(1) Complete the clean function below. It should find
 //    all words in a string using the regular expression