added example source code

src/main.tex

@@ -17,7 +17,8 @@
 \usepackage{booktabs}
 \usepackage{amsmath}
 \usepackage{hyperref}
-\usepackage{graphicx} % Required for better table rules
+\usepackage{graphicx}
+\usepackage{listings} % Required for better table rules
 
 %----------------------------------------------------------------------------------------
 %	 TITLE SLIDE
@@ -52,18 +53,28 @@
 %------------------------------------------------
 
     \begin{frame}{Strukturen Allgemein}
-        This is a simple slide.
-    \end{frame}
-
-%------------------------------------------------
-
-    \begin{frame}{Strukturen als Funktionsargument}
-        This is a simple slide.
+        \begin{itemize}
+            \item kategorisieren von Variablen
+        \end{itemize}
     \end{frame}
 
 %------------------------------------------------
 
     \begin{frame}{Strukturen in C}
+        \begin{lstlisting}[language=c,label={lst:lstlisting}]
+            struct adresse {
+                char name[50];
+                char strasse[100];
+                short hausnummer;
+                long plz;
+                char stadt[50];
+            };
+        \end{lstlisting}
+    \end{frame}
+
+%------------------------------------------------
+
+    \begin{frame}{Strukturen als Funktionsargument}
         This is a simple slide.
     \end{frame}