What is the volume of a cube made of a wire 36 cm long?
用一根长36cm的铁丝做一个正方体，它的体积是多少．
<gadget id="calculator">36 / 12</gadget>
<output>3</output>

<gadget id="calculator">3 * 3 * 3</gadget>
<output>27</output>

<result>27</result>