@@ -1866,6 +1866,8 @@ $L_{\mathtt{after}}$ set.
\caption{Running example program annotated with live-after sets.}
\label{fig:live-eg}
\end{figure}
+\marginpar{This doesn't quite agree with the instructor solution. The
+annotations appear in the actual {\tt program} wrapper.}
\begin{exercise}\normalfont