rectangle is surrounded by a wire with a length of 34 cm, and the length and width are integers. What is the maximum area of this rectangle in square centimeters?
用一根长为34厘米的铁丝围成一个长方形，长和宽都取整数，这个长形的面积最大是多少平方厘米．
<gadget id="calculator">9 * 8</gadget>
<output>72</output>

<result>72</result>