A cuboid has side lengths of 3 cm, 4 cm, and 5 cm. If 10 such cuboids are stacked together, and two adjacent cuboids have one face coincident, what is the minimum surface area?
一个长方体，棱长分别为3厘米、4厘米、5厘米．如果把10个这样的长方体堆放在一起，相邻两个长方体有一个面重合，最小的表面积是多少？
<gadget id="calculator">15 * 8</gadget>
<output>120</output>

<gadget id="calculator">15 * 5</gadget>
<output>75</output>

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

<gadget id="calculator">120 + 75 + 40</gadget>
<output>235</output>

<gadget id="calculator">235 * 2</gadget>
<output>470</output>

<result>470</result>