cylindrical glass, the diameter of the inner bottom surface is 8 cm, and the depth of the liquid medicine inside is 16 cm, which accounts for exactly 80% of the entire capacity. How many milliliters of liquid medicine can this glass hold at most?
一只圆柱形玻璃杯，内底面直径是8厘米，内装药水的深度是16厘米，恰好占整个容量的80%．这只玻璃杯最多能盛药水多少毫升？
<gadget id="calculator">8 / 2</gadget>
<output>4</output>

<gadget id="calculator">4 ** 2</gadget>
<output>16</output>

<gadget id="calculator">3.14 * 16 * 16</gadget>
<output>803.84</output>

<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">803.84 / (4/5)</gadget>
<output>1_004.8</output>

<result>1_004.8</result>