Whenever Tang Seng recites the magic spell once, the magic spell on Monkey King's head will be shortened by 0.628 cm. At this time, the magic spell on Monkey King's head will be sunken by how many centimeters.
每当唐僧念一遍紧箍咒，孙悟空头上的紧箍咒就会缩短0.628厘米，此时孙悟空头上的紧箍咒内陷多少厘米．
<gadget id="calculator">0.628 / 6.28</gadget>
<output>0.1</output>

<result>0.1</result>