%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% Welcome to writeLaTeX --- just edit your LaTeX on the left,
% and we'll compile it for you on the right. If you give
% someone the link to this page, they can edit at the same
% time. See the help menu above for more info. Enjoy!
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%\title{Simple example of alpha-numerical section levels in LaTeX}
% Source: http://www.latex-community.org/forum/viewtopic.php?f=19&t=17690
\documentclass{scrartcl}
\renewcommand*{\thepart}{\Alph{part}}
\renewcommand*{\thesection}{\Roman{section}}
\renewcommand*{\thesubsection}{\arabic{subsection}}
\renewcommand*{\thesubsubsection}{\alph{subsubsection}}
\renewcommand*{\theparagraph}{\roman{paragraph}}
\renewcommand*{\thesubparagraph}{(\arabic{subparagraph})}
\begin{document}
\tableofcontents
\section{Section level}
\subsection{Subsection level}
\subsubsection{Subsubsection level}
\subsubsection{Subsubsection level}
\paragraph{Paragraph level}
\end{document}
