p>Requires: cout open
modifies: cout
Ensures: cout = (coun @ pre) + "account" + this.AcctNo + " Balance " + this.Balance;</p>             </td>             <td class="code">               <div class="highlight"><pre><span class="p">};</span>

<span class="n">class</span> <span class="n">CheapAccount</span> <span class="o">:</span> <span class="n">public</span> <span class="n">Account</span> <span class="p">{</span></pre></div>             </td>           </tr>                               <tr id="section-7