If a cuboid with a length of 8 decimeters, a width of 4 decimeters and a height of 5 decimeters is cut into the largest cylinder, what is the maximum volume of the cylinder in cubic centimeters?
若把一个长8分米，宽4分米，高5分米的长方体，削成一个最大的圆柱，则圆柱的体积最多是多少立方厘米？
<gadget id="calculator">4 / 2</gadget>
<output>2</output>

<gadget id="calculator">2 ** 2</gadget>
<output>4</output>

<gadget id="calculator">3.14 * 4 * 8 * 1_000</gadget>
<output>100_480</output>

<result>100_480</result>