\input{preamble-standalone.ltx}
\begin{document}

% Ex. No. 44 (Section  7.0.1 : \tkzcname{tkzGrid} and the option \tkzname{sub})

\begin{tikzpicture}
 \tkzInit[xmax=4, ymax=2]
 \tkzGrid[sub]
 \tkzAxeXY
\end{tikzpicture}

\end{document}