3 small cubes with side length 2cm are put together to form a cuboid, what is the surface area of the cuboid in cm**2.
3个棱长2cm的正方体小木块拼成一个长方体，这个长方体的表面积是多少cm**2．
<gadget id="calculator">3 * 6 * 2 * 2</gadget>
<output>72</output>

<gadget id="calculator">4 * 2 * 2</gadget>
<output>16</output>

<gadget id="calculator">72 - 16</gadget>
<output>56</output>

<result>56</result>