diff -r bc3980949af2 -r d1046d9d3213 cws/pre_cw02.tex
--- a/cws/pre_cw02.tex	Sun Nov 08 13:09:38 2020 +0000
+++ b/cws/pre_cw02.tex	Mon Nov 09 14:34:12 2020 +0000
@@ -9,7 +9,7 @@
 
 %% should ask to lower case the words.
 
-\section*{Preliminary Part 7 (Scala, 3 Marks)}
+\section*{Preliminary Part 2 (Scala, 3 Marks)}
 
 \mbox{}\hfill\textit{``What one programmer can do in one month,}\\
 \mbox{}\hfill\textit{two programmers can do in two months.''}\smallskip\\