%%
%% The LaTeX Companion, 3ed
%%
%% Example 2-3-13 on page I-72 in "Typesetting a contents list".
%%
%% Copyright (C) 2022 Frank Mittelbach
%%
%% It may be distributed and/or modified under the conditions
%% of the LaTeX Project Public License, either version 1.3c
%% of this license or (at your option) any later version.
%%
%% See https://www.latex-project.org/lppl.txt for details.
%%

\documentclass{tlc3exareport}
\pagestyle{empty}
\setcounter{page}{6}
\setlength\textwidth{183.0pt}
%StartShownPreambleCommands
\setcounter{tocdepth}{3}
%StopShownPreambleCommands

\begin{document}
\contentsline {part}{I\hspace{1em}Part}{2}{}%
\contentsline{chapter}{\numberline{1}A-Head}{2}{}%
\contentsline{section}{\numberline{1.1}B-Head}{3}{}%
\contentsline{subsection}%
    {\numberline{1.1.1}C-Head}{4}{}%
\contentsline{subsection}%
    {\numberline{}With Empty Number}{5}{}%
\contentsline{subsection}{Unnumbered C-Head}{6}{}%
\contentsline{subsection}%
    {\numberline{1.1.2}Another C-Head}{8}{}%
\contentsline{section}%
    {\numberline{1.2}Another B-Head}{10}{}%
\end{document}
