Cut a cube with a side length of 2dm into a largest right cylinder, what is the volume of this right cylinder dm**3.
把棱长2dm的立方体木块削成一个最大的直圆柱体，则这个直圆柱的体积是多少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>