A cuboid frame with a length of 6 cm, a width of 5 cm, and a height of 2 cm is exactly surrounded by an iron wire of a certain length.
用一根长多少厘米的铁丝正好围成长6厘米、宽5厘米、高2厘米的长方体框架．
<gadget id="calculator">6 + 5 + 2</gadget>
<output>13</output>

<gadget id="calculator">13 * 4</gadget>
<output>52</output>

<result>52</result>