\documentclass{beamer}
\mode<presentation>
{
	\usetheme{Dresden}
}
\usepackage{german}
\usepackage[utf8x]{inputenc}
\usepackage{pgf,pgfarrows,pgfnodes,pgfautomata,pgfheaps}
\usepackage{amsmath,amssymb}
\usepackage{listings,color}
\usepackage{graphicx}
\usepackage{lxextras}

\institute{Hochschule Ravensburg-Weingarten}
\definecolor{lbcolor}{RGB}{255,210,150}
\lstset{
	language=C++,
	numbers=left,
	stepnumber=1,
	numbersep=5pt,
	numberstyle=\tiny,
	breaklines=true,
	breakautoindent=true,
	postbreak=\space,
	tabsize=2,
	basicstyle=\ttfamily\tiny,
	showspaces=false,
	showstringspaces=false,
	extendedchars=true,
	backgroundcolor=\color{lbcolor},
	keywordstyle=\bf ,
	commentstyle=\color{blue},
	stringstyle=\color{red}
}

\begin{document}
