How much wire is needed to make a cuboid frame with a length of 5 cm, a width of 4 cm, and a height of 3 cm.
做一个长5cm，宽4cm，高3cm的长方体框架，需要多少铁丝．
<gadget id="calculator">5 + 4 + 3</gadget>
<output>12</output>

<gadget id="calculator">12 * 4</gadget>
<output>48</output>

<result>48</result>