If a cuboid is cut into 3 small cubes with side lengths of 4 cm, what is the increase in surface area in square centimeters?
把一个长方体平均切割成3个棱长为4厘米的小正方体，表面积增加了多少平方厘米．
<gadget id="calculator">4 * 4 * 4</gadget>
<output>64</output>

<result>64</result>