Given that the lateral area of the cylinder is 62.8cm and the height is 10cm, find the volume of the cylinder.
已知圆柱的侧面积是62.8cm，高是10cm，求圆柱的体积．
<gadget id="calculator">62.8 / 10</gadget>
<output>6.28</output>

<gadget id="calculator">6.28 / 3.14 / 2</gadget>
<output>1</output>

<gadget id="calculator">1 ** 2</gadget>
<output>1</output>

<gadget id="calculator">3.14 * 1</gadget>
<output>3.14</output>

<gadget id="calculator">3.14 * 10</gadget>
<output>31.4</output>

<result>31.4</result>