%% 
%%  A DANTE-Edition example
%% 
%%  Beispiel 02-13-1 auf Seite 73.
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%%  Copyright (C) 2010 H. Voss
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%%  It may be distributed and/or modified under the conditions
%%  of the LaTeX Project Public License, either version 1.3
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\documentclass[]{article}
\pagestyle{empty}
\setlength\textwidth{194.59192pt}
\setlength\parindent{0pt}

\usepackage{slashbox,pict2e}

\begin{document}
\begin{tabular}{l|*{5}{c}}
\backslashbox{Feiertag}{Jahr} & 2007 & 2008 & 2010 & 2010 & 2011\\\hline
Ostern    & 08.04. & 23.03. & 12.04. & 04.04. & 24.04.\\
Pfingsten & 27.05. & 11.05. & 31.05. & 23.05. & 12.06.
\end{tabular}
\end{document}