If a cylinder is cut into the largest cone, the volume is reduced by 3.6 cubic decimeters. What is the volume of this cone?
把一个圆柱削成一个最大的圆锥，体积减少了3.6立方分米，这个圆锥的体积是多少立方分米．
<gadget id="calculator">3 - 1</gadget>
<output>2</output>

<gadget id="calculator">3.6 / 2</gadget>
<output>1.8</output>

<result>1.8</result>