If a cube with an edge length of 1 decimeter is cross-sectioned into three small cuboids of equal volume, how many square decimeters will the surface area increase?
一个棱长是1分米的正方体木块，横截成三个体积相等的小长方体后，表面积增加了多少平方分米
<gadget id="calculator">1 * 1 * 4</gadget>
<output>4</output>

<result>4</result>