<html><head><meta name="color-scheme" content="light dark"></head><body><pre style="word-wrap: break-word; white-space: pre-wrap;">\documentclass[tikz,convert={outfile=\jobname.svg}]{standalone}

% This is a LaTeX file that uses a package called "tikz".  To include a tikz
% image in your document, put \usepackage{tikz} and any \usetikzpackage{...}
% commands between \documentclass{...} and \begin{document}.  Everything between
% \begin{tikzpicture} and \end{tikzpicture} defines the picture.

\usetikzlibrary{shapes.symbols}

\begin{document}


\begin{tikzpicture}
  [level distance=1cm,level/.style={sibling distance=2cm/#1}]
\draw
  node [circle,draw] {$3$}
    child { node[circle,draw] {$0$}
      child {node[forbidden sign,draw] {}}
      child {node[forbidden sign,draw] {}}
    }
    child { node[circle,draw] {$1$}
      child { node[circle,draw] {$2$}
        child {node[forbidden sign,draw] {}}
        child {node[forbidden sign,draw] {}}
      }
      child {node[forbidden sign,draw] {}}
    }
;
\end{tikzpicture}

\end{document}
</pre></body></html>