If the height of a cylinder is truncated by 2 centimeters, its surface area is reduced by 50.24 square centimeters, and its volume is reduced by how many cubic centimeters?
如果把一个圆柱体的高截短2厘米，它的表面积减少50.24平方厘米，它的体积减少多少立方厘米？
<gadget id="calculator">50.24 / 2 / 3.14 / 2</gadget>
<output>4</output>

<gadget id="calculator">4 ** 2</gadget>
<output>16</output>

<gadget id="calculator">3.14 * 16 * 2</gadget>
<output>100.48</output>

<result>100.48</result>