The lateral area of a cylinder is 12.56 decimeters**2, and its height is 2 decimeters. What is its volume in decimeters**3.
一个圆柱的侧面积是12.56分米**2，高是2分米，它的体积是多少分米**3．
<gadget id="calculator">12.56 / 2 / 3.14 / 2</gadget>
<output>1</output>

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

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

<result>6.28</result>