The sum of the sides of a cuboid is 36 centimeters, its length is 4 centimeters, its width is 3 centimeters, and its height is in centimeters.
一个长方体的棱长总和是36厘米，它的长是4厘米，宽是3厘米，高是多少厘米．
<gadget id="calculator">36 / 4</gadget>
<output>9</output>

<gadget id="calculator">9 - 4 - 3</gadget>
<output>2</output>

<result>2</result>