Wrap a rope around a cylindrical post with a diameter of 40 cm. After going around 10 times, there is still 44 centimeters left. How long is this rope in centimeters?
用一根绳子绕一个直径是40厘米的圆柱形柱子．绕了10圈后，还余44厘米．这根绳子长多少厘米？
<gadget id="calculator">3.14 * 40 * 10</gadget>
<output>1_256</output>

<gadget id="calculator">1_256 + 44</gadget>
<output>1_300</output>

<result>1_300</result>