A cuboid is 1 meter long, 4 decimeters wide, and 3 decimeters high. If the cuboid is cut into two smaller cuboids, what is the maximum increase in the surface area?
一个长方体木料长1米，宽4分米，高3分米，将这个长方体切割成两个小长方体，表面积最多增加多少平方分米．
<gadget id="calculator">1 * 10 * 4 * 2</gadget>
<output>80</output>

<result>80</result>