% Vendredi 28 Mai 2004 à 04:26:22

\begin{center}
  \fbox{Une opération ecossaise}

  \bigskip
  \opadd[carrystyle.1=\scriptsize\color{red},
         carrystyle.2=\scriptsize\color{blue},
         carrystyle.3=\scriptsize\color{red},
         carrystyle.4=\scriptsize\color{blue},
         carrystyle.5=\scriptsize\color{red},
         operandstyle.1.1=\color{blue},
         operandstyle.1.2=\color{red},
         operandstyle.1.3=\color{blue},
         operandstyle.1.4=\color{red},
         operandstyle.1.5=\color{blue},
         operandstyle.2.1=\color{red},
         operandstyle.2.2=\color{blue},
         operandstyle.2.3=\color{red},
         operandstyle.2.4=\color{blue},
         operandstyle.2.5=\color{red},
         resultstyle.1=\color{blue},
         resultstyle.2=\color{red},
         resultstyle.3=\color{blue},
         resultstyle.4=\color{red},
         resultstyle.5=\color{blue}]{12345}{67890}
\end{center}