A cylinder is completely cut and assembled into a cuboid, if the length of this cuboid is 25.12 cm and the height is 15 cm. So what is the volume of the cylinder?
把一个圆柱完全割拼成一个长方体，如果这个长方体的长是25.12厘米，高是15厘米．那么圆柱的体积是多少？
<gadget id="calculator">25.12 / 3.14</gadget>
<output>8</output>

<gadget id="calculator">8 ** 2</gadget>
<output>64</output>

<gadget id="calculator">3.14 * 64 * 15</gadget>
<output>3_014.4</output>

<result>3_014.4</result>