cuboid frame with a length of 6 cm, a width of 5 cm and a height of 3 cm can be made by using a piece of iron wire with a length of cm.
用一根长多少cm的铁丝正好可以做成一个长6cm，宽5cm，高3cm的长方体框架．
<gadget id="calculator">6 + 5 + 3</gadget>
<output>14</output>

<gadget id="calculator">14 * 4</gadget>
<output>56</output>

<result>56</result>