If a 1-meter-long cylindrical log is cut into three sections, the surface area increases by 24 square decimeters, what is the volume of this log?
把一根1米长的圆柱形木料截成三段，表面积增加了24平方分米，这根木料的体积是多少．
<gadget id="calculator">3 - 1</gadget>
<output>2</output>

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

<gadget id="calculator">24 / 4</gadget>
<output>6</output>

<gadget id="calculator">6 * 1 * 10</gadget>
<output>60</output>

<result>60</result>