master worker processes a cylinder of wood into a cone with the largest volume. The volume of the cut part is 300 cubic centimeters. What is the volume of the cone?
工人师傅把一个圆柱体木料加工成一个体积最大的圆锥体，削去部分的体积为300立方厘米，圆锥体的体积为多少立方厘米．
<gadget id="calculator">3 - 1</gadget>
<output>2</output>

<gadget id="calculator">300 / 2</gadget>
<output>150</output>

<result>150</result>