A cuboid is cut 2 cm along its length to obtain a cube whose surface area is 80 cm2 less than that of the original cuboid. Find the volume of the original cuboid in cubic centimeters.
将一个长方体沿长裁掉2厘米，得到一个正方体，其表面积比原来长方体减少80平方厘米．求原来长方体的体积是多少立方厘米．
<gadget id="calculator">80 / 4 / 2</gadget>
<output>10</output>

<gadget id="calculator">10 + 2</gadget>
<output>12</output>

<gadget id="calculator">10 * 10 * 12</gadget>
<output>1_200</output>

<result>1_200</result>