\documentclass[10pt,anypage]{memoir}
\input{parts/1-packages}
\input{parts/2a-memoir-let}
\input{parts/2-memoir}
%\input{parts/3-variables}
\input{parts/4-commands}


\begin{document}

\input{chapters/1-titlepage}
\input{chapters/2-impressum}

\setcounter{page}{1}
\pagestyle{kpage}
\SingleSpace % Specific to memoir class

\ksec

\ksec

\ksec

\ksec

\ksec

\ksec

\ksec

\ksec

\ksec

\ksec

\ksec

\ksec

\ksec

\ksec

\ksec

\ksec

\ksec

\ksec

\ksec

\ksec

\ksec

\ksec

\ksec

\ksec

\ksec

\ksec

\ksec

\ksec

\ksec

\ksec

\ksec

\ksec

\ksec

\ksec

\ksec

\ksec

\end{document}