\documentclass{article}

\usepackage[T1]{fontenc}
\usepackage[ngerman]{babel}
\usepackage[utf8]{inputenc}

\usepackage{color}
\definecolor{darkred}{rgb}{0.72,0.07,0.07}
\definecolor{darkgreen}{rgb}{0.23,0.62,0.22}

\usepackage{scrpage2}
\pagestyle{scrheadings}
\clearscrheadfoot
\ihead{Karlsruhe Institute of Technology}
\chead{ChaosKITs}
\ohead{\pagemark}

\usepackage{listings}
\lstset{
	language={C++},
    	numbers=left,
     	stepnumber=1,
     	numbersep=6pt,
     	numberstyle=\footnotesize,
     	breaklines=true,
     	breakautoindent=true,
     	breakatwhitespace=false,
     	postbreak=\space,
     	tabsize=2,
     	basicstyle=\ttfamily\footnotesize,
     	showspaces=false,
     	showstringspaces=false,
     	extendedchars=true,
	keywordstyle=\color{blue}\bfseries,
	stringstyle=\color{darkred},
	commentstyle=\color{darkgreen}
}

\usepackage[top=2cm, bottom=2cm, left=2cm, right=1cm]{geometry}

\begin{document}

\input{maxFlow/maxFlow}
\input{geometry/geometry}

\end{document}