How many cubes can be cut by cutting a cube with side length 3 cm into small cubes with side length 1 cm?
把棱长3cm的正方体切成棱长1cm的小正方体，可以切多少块．
<gadget id="calculator">3 / 1</gadget>
<output>3</output>

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

<result>27</result>