At least how many centimeters of iron wire are needed to make a cuboid frame with a base perimeter of 17 centimeters and a height of 5 centimeters.
至少需要多少厘米长的铁丝，才能做一个底面周长是17厘米，高5厘米的长方体框架．
<gadget id="calculator">17 * 2</gadget>
<output>34</output>

<gadget id="calculator">5 * 4</gadget>
<output>20</output>

<gadget id="calculator">34 + 20</gadget>
<output>54</output>

<result>54</result>