A cube of wood, 6 faces are painted red, and then cut it into 27 small cubes of equal size, how many small cubes have two red faces?
一个立方体木块，6个面都涂上红色，然后把它切成大小相等的27个小立方体，其中有二个面是红色的小立方体有多少个．
<gadget id="calculator">3 - 2</gadget>
<output>1</output>

<gadget id="calculator">1 * 12</gadget>
<output>12</output>

<result>12</result>