Cut a cylinder of wood into the largest cone, and the volume of the cut part is 36 cubic decimeters, what is the volume of the cone?
把一个圆柱体木头削成一个最大的圆锥体，削去部分的体积是36立方分米，则这个圆锥的体积是多少立方分米．
<gadget id="calculator">36 / 2</gadget>
<output>18</output>

<result>18</result>