If a cube with an edge length of 2dm is cut into the largest cylinder, what is the cut volume in dm**3.
把一个棱长为2dm的正方体削成一个最大的圆柱体，削去的体积是多少dm**3．
<gadget id="calculator">2 * 2 * 2</gadget>
<output>8</output>

<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>

<gadget id="calculator">8 - 6.28</gadget>
<output>1.72</output>

<result>1.72</result>