Latex Template for submissions

template.tex

\documentclass[12pt,a4paper,german]{article}
\usepackage{url}
%\usepackage{graphics}
\usepackage{times}
\usepackage[T1]{fontenc}
\usepackage{ngerman}
\usepackage[utf8]{inputenc}
\usepackage{geometry}
\usepackage{amsfonts}
\usepackage{graphicx}
\usepackage{epsfig}
\usepackage{paralist}
\usepackage{enumerate}
\usepackage{enumitem}
\usepackage{wasysym}
\graphicspath{ {.} }
\geometry{left=2.0cm,textwidth=17cm,top=3.5cm,textheight=23cm}

\renewcommand{\thesection}{\arabic{section}.} %Nummerierung der Sections anpassen
\renewcommand{\labelenumi}{\alph{enumi})}  %Nummerierung der Listen anpassen

%%%%%%%%%% Fill out the the definitions %%%%%%%%%
\def \name {Name1}                      
\def \matrikel {Martikelnummer 1}                
\def \pname {Name 2}               
\def \pmatrikel {Martikelnummer 2}               
\def \gruppe {Gruppennummer}                              
\def \uebung {Übungsnummer}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

\newcommand{\hwsol}{
\vspace*{-2cm}
\noindent \matrikel \quad \name \hfill Gruppe: \gruppe \\
\noindent \pmatrikel \quad \pname \\
\begin{center}{\Large \bf Lösung für Übung \uebung}\end{center}
}

\begin{document}
%Import header
\hwsol


\section{Aufgabe 1:}
	\begin{enumerate}
			\item{Teil a}
			\item{Teil b}
			\item{Teil c}
			\item{usw..}
	\end{enumerate}

\section{Aufgabe 2:}


\section{Aufgabe 3:}


\section{Aufgabe 4:}


\end{document}