checkpoint on fixing topbar for non-JavaScript browsers

2020/ferguson2/README.md

@@ -453,7 +453,7 @@ For examples using it (and a delicious challenge) see [recode.html][] (or
 </div>
 
 The parser is in a sense rather rudimentary but allows for both interactive and
-automatic (e.g. via the [recode]((%%REPO_URL%%/2020/ferguson2recode.c) program) input. This does mean that
+automatic (e.g. via the [recode]((%%REPO_URL%%/2020/ferguson2/recode.c) program) input. This does mean that
 something like the following can happen:
 
 ``` <!---sh-->