There is a cube of iron with a side length of 1dm. Now it is melted and cast into a cuboid with a cross-sectional area of 50cm**2. What is the height of this cuboid in centimeters?
有一块棱长是1dm的正方体铁块，现在要把它熔铸成一个横截面积是50cm**2的长方体，这个长方体的高是多少厘米？
<gadget id="calculator">1 * 10 * 1 * 10 * 1 * 10</gadget>
<output>1_000</output>

<gadget id="calculator">1_000 / 50</gadget>
<output>20</output>

<result>20</result>