\begin{Schunk}
\begin{Sinput}
 ls()
\end{Sinput}
\begin{Soutput}
 [1] "anes2"     "fl"        "mod1"      "mod2"      "mod3"      "opts.orig" "par.orig"  "pjmar"    
 [9] "tdir"      "wdir"      "wdir23"   
\end{Soutput}
\end{Schunk}
