\section{Entwurfsmuster, Refactoring}

\input{funfzehn/muster}
\input{funfzehn/alexander}
\input{funfzehn/oomuster}
\input{funfzehn/katalog}
\input{funfzehn/problem}
\input{funfzehn/change}
% \input{funfzehn/higher}
% \input{funfzehn/zustand}











