cuboid can be cut into 3 identical squares, and the surface area after cutting is 16 square centimeters more. What is the surface area of the original cuboid?
一个长方体正好可以切成3个同样的正方形，切开后表面积多了16平方厘米，那么原来的长方体表面积是多少．
<gadget id="calculator">16 / 4</gadget>
<output>4</output>

<gadget id="calculator">3 * 6 * 4 * 4</gadget>
<output>288</output>

<gadget id="calculator">288 - 16</gadget>
<output>272</output>

<result>272</result>