public class ExparBin_Div extends ExparBin {

    public ExparBin_Div(ExpAr g, ExpAr d) {
        init(g, d);
    }
//effectue l'operation
    int operate(int operg, int operd) throws ExceptionDivisionParZero {
        if (operd == 0)
            throw new ExceptionDivisionParZero();
        return operg / operd;
    }
//rend le caractere corresponddant à l'operateur

}