n by six, or it can evaluate <tt>4 * 6</tt> and then add three.
Older versions of CUP forced the user to write unambiguous grammars, but
now there is a construct allowing the user to specify precedences and
associativities for terminals.  This means that the above ambiguous
grammar can be used, after specifying precedences and associativities.
There is more explanation later.

Based on these namings we can construct a small CUP specification 
as follows:<br>
<hr>
<pre><tt>// CUP specification for a simple e