%%
%% The LaTeX Companion, 3ed
%%
%% Example 6-2-9 on page I-442 in "Examples of preamble specifiers".
%%
%% 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{tlc3exa}
\pagestyle{empty}
\setcounter{page}{6}
\setlength\textwidth{159.0pt}
%StartShownPreambleCommands
\usepackage{array}
%StopShownPreambleCommands

\begin{document}
\begin{tabular}
      {|>{\setlength\parindent{5mm}}p{2cm}|p{2cm}|}
  \hline 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 &
     1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 \\ \hline
\end{tabular}
\end{document}