Cut a cube with an edge length of 6 decimeters into the largest cylinder, what is the volume of the cylinder in cubic decimeters?
把一个棱长6分米的正方体，切削成一个最大的圆柱，圆柱的体积是多少立方分米．
<gadget id="calculator">6 / 2</gadget>
<output>3</output>

<gadget id="calculator">3 ** 2</gadget>
<output>9</output>

<gadget id="calculator">3.14 * 9 * 6</gadget>
<output>169.56</output>

<result>169.56</result>