cube with side length 4dm has the same volume as a cuboid with length 4dm, width 0.5dm, and height dm.
一个棱长4dm的正方体的体积与一个长4dm，宽0.5dm，高多少dm长方体体积相等．
<gadget id="calculator">4 * 0.5</gadget>
<output>2</output>

<gadget id="calculator">4 / 2</gadget>
<output>2</output>

<gadget id="calculator">4 * 4 * 2</gadget>
<output>32</output>

<result>32</result>