Four pieces of the same cylindrical wood have been measured to have a side circumference of 62.8 cm and a length of 220 cm. How many cubic centimeters are the volumes of these wood pieces?
四根同样的圆柱形木材，经过测量每根圆柱的侧面周长为62.8厘米，长为220厘米，这个几根木材的体积共多少立方厘米？
<gadget id="calculator">62.8 / 3.14 / 2</gadget>
<output>10</output>

<gadget id="calculator">10 ** 2</gadget>
<output>100</output>

<gadget id="calculator">3.14 * 100</gadget>
<output>314</output>

<gadget id="calculator">314 * 220 * 4</gadget>
<output>276_320</output>

<result>276_320</result>