A cuboid becomes a cube if its height is increased by 2 cm. At this time, the surface area is 64 square centimeters larger than before. What is the volume of the original cuboid in cubic centimeters?
一个长方体，如果高增加2厘米，就变成一个正方体．这时表面积比原来增加64平方厘米．原来长方体的体积是多少立方厘米．
<gadget id="calculator">64 / 4 / 2</gadget>
<output>8</output>

<gadget id="calculator">8 - 2</gadget>
<output>6</output>

<gadget id="calculator">8 * 8 * 6</gadget>
<output>384</output>

<result>384</result>