The difference between the volumes of a cylinder and a cone with the same base and height is 12.56 cubic centimeters. What is the volume of the cone in cubic centimeters?
等底等高的圆柱和圆锥的体积相差12.56立方厘米，圆锥的体积是多少立方厘米．
<gadget id="calculator">12.56 / 2</gadget>
<output>6.28</output>

<result>6.28</result>