Pack two pieces of cuboid soap with a length of 10 centimeters, a width of 8 centimeters and a thickness of 5 centimeters together, at least how many square centimeters of wrapping paper should be used.
把长10厘米、宽8厘米、厚5厘米的长方体肥皂两块包装在一起，至少用多少平方厘米的包装纸．
<gadget id="calculator">5 * 2 * 5 * 2</gadget>
<output>100</output>

<gadget id="calculator">8 * 5 * 2</gadget>
<output>80</output>

<gadget id="calculator">5 * 2 * 8</gadget>
<output>80</output>

<gadget id="calculator">100 + 80 + 80</gadget>
<output>260</output>

<gadget id="calculator">260 * 2</gadget>
<output>520</output>

<result>520</result>