8Snsj2

Written on June 24, 2019
% Dans le préambule
% -----------------
\usepackage{colortbl}
% -----------------

\begin{tabular}{|c|c|c|} \hline
                     A & B & C \\ \hline
\rowcolor{lightgray} 1 & 2 & 3 \\ \hline
                     x & y & z \\ \hline
\end{tabular}