Use iron wire to make a cuboid cabinet frame with a length of 8 cm, a width of 5 cm, and a height of 3 cm. How long is the wire at least? Paste a layer of paper on the outside of this cuboid cabinet, how many square centimeters of paper is needed at least?
用铁丝做一个长8厘米，宽5厘米，高3厘米的长方体柜架，至少需要多长的铁丝？在这个长方体柜架外面糊一层纸，至少需要多少平方厘米的纸？
<gadget id="calculator">40 + 15 + 24</gadget>
<output>79</output>

<gadget id="calculator">79 * 2</gadget>
<output>158</output>

<result>158</result>