What is the surface area of a cuboid made of two cubes with side lengths of 2 cm in cm**2.
用两个棱长是2cm的正方体拼成的长方体的表面积是多少cm**2．
<gadget id="calculator">2 * 2 * 6 * 2</gadget>
<output>48</output>

<gadget id="calculator">2 * 2 * 2</gadget>
<output>8</output>

<gadget id="calculator">48 - 8</gadget>
<output>40</output>

<result>40</result>