A cuboid is 12cm long, 8cm wide, and 5cm high, what is its surface area in cm**2.
一个长方体长12cm，宽8cm，高5cm，它的表面积是多少cm**2．
<gadget id="calculator">12 * 8</gadget>
<output>96</output>

<gadget id="calculator">12 * 5</gadget>
<output>60</output>

<gadget id="calculator">8 * 5</gadget>
<output>40</output>

<gadget id="calculator">96 + 60 + 40</gadget>
<output>196</output>

<gadget id="calculator">196 * 2</gadget>
<output>392</output>

<result>392</result>