--- a/cws/pre_cw03.tex	Sat Nov 28 15:58:36 2020 +0000
+++ b/cws/pre_cw03.tex	Mon Nov 30 00:06:15 2020 +0000
@@ -9,7 +9,7 @@
 \usepackage{stackengine}
 %% \usepackage{accents}
 \newcommand\barbelow[1]{\stackunder[1.2pt]{#1}{\raisebox{-4mm}{\boldmath$\uparrow$}}}
-
+\usepackage{ulem}
 
 \begin{document}
 
@@ -25,7 +25,8 @@
 \bigskip
 
 \IMPORTANT{This part is about the shunting yard algorithm by Dijkstra.
-  The preliminary part is due on \cwEIGHT{} at 5pm and worth 3\%.
+  The preliminary part is due on \sout{\cwEIGHT{}} \textcolor{red}{11 December}
+  at 5pm and worth 3\%.
   Any 1\% you achieve in the preliminary part counts as your
   ``weekly engagement''.}