\documentclass{book}
\usepackage[french]{babel}
\usepackage{colordvi}
\usepackage{fullpage}
\usepackage{isolatin1}
\usepackage{automata}

\begin{document}
\pagestyle{empty}

\begin{automate}[d]{0}{0}{0 (resp. 1) par b si pr�c�d� de 1 (resp. 0), par a (resp. c) sinon : {\bf inverse}}{1}(10,5)

\etat[i]{100}{100}{}{a}
\etat{50}{50}{}{b}
\etat{150}{50}{}{c}

\boucle[l]{b}{a/0}
\boucle[r]{c}{c/1}

\trans[d]{a}{b}{a/0}
\trans[d]{a}{c}{c/1}
\trans[ar]{b}{c}{b/1}{b/0}

\end{automate}

\end{document}
