Cut a cube with a side length of 2 decimeters into the largest cylinder, what is the volume of the cylinder dm**3.
将一个棱长为2分米的正方体木块削成一个最大的圆柱，圆柱的体积是多少dm**3．
<gadget id="calculator">2 / 2</gadget>
<output>1</output>

<gadget id="calculator">1 ** 2</gadget>
<output>1</output>

<gadget id="calculator">3.14 * 1 * 2</gadget>
<output>6.28</output>

<result>6.28</result>