Using 3 identical cubes to form a cuboid, the surface area is reduced by 16 square centimeters. So, what is the volume of such a cube in cubic centimeters?
用3个完全一样的正方体拼成一个长方体，表面积减少16平方厘米．那么，这样的一个正方体的体积是多少立方厘米．
<gadget id="calculator">2 * 2 * 2</gadget>
<output>8</output>

<result>8</result>