\begin{frame}[containsverbatim]
  \frametitle{\secname}
  \framesubtitle{\subsecname~III}

  \begin{exampleblock}{Exemple de conversion d'un int en short}
    \begin{verbatim}
void toto(int a) {
  short b;
  
  // b = a aurait généré un warning
  b = (short) a;
  b = (short)(a + 10); //cast de a + 10 en short
}\end{verbatim}
  \end{exampleblock}
  \begin{exampleblock}{Exemple de conversion d'un int en short}
    \begin{verbatim}
float a=3.5;
int b;
//b = a cause un warning
b = (int) a; // a vaut 3,5 et b 3\end{verbatim}
  \end{exampleblock}
\end{frame}