A car pulls 18 cube boxes whose edge length is 1 meter. What is the volume of these boxes?
一辆汽车拉了18个棱长是1米的正方体箱子，这些箱子的体积是多少．
<gadget id="calculator">1 * 1 * 1 * 18</gadget>
<output>18</output>

<result>18</result>