A cuboid is 10 cm long, 8 cm wide, and 5 cm high. Cut it into two cuboids, what is the maximum sum of the surface areas of the two cuboids?
一个长方体长10厘米、宽8厘米、高5厘米．把它切成两个长方体，这两个长方体的表面积的和最大是多少平方厘米？
<gadget id="calculator">10 * 8</gadget>
<output>80</output>

<gadget id="calculator">10 * 5</gadget>
<output>50</output>

<gadget id="calculator">8 * 5</gadget>
<output>40</output>

<gadget id="calculator">80 + 50 + 40</gadget>
<output>170</output>

<gadget id="calculator">170 * 2</gadget>
<output>340</output>

<gadget id="calculator">10 * 8 * 2</gadget>
<output>160</output>

<gadget id="calculator">340 + 160</gadget>
<output>500</output>

<result>500</result>