Add plain listings-styles without frame, line numbers e. g., in particular for Abitur exercises. First approach: `frame=none, numbers=none, xleftmargin=0pt, aboveskip=0.5\baselineskip, belowskip=0.5\baselineskip`
Add plain listings-styles without frame, line numbers e. g., in particular for Abitur exercises.
First approach:
frame=none, numbers=none, xleftmargin=0pt, aboveskip=0.5\baselineskip, belowskip=0.5\baselineskip