A section of road is 3,600 meters long, and 802 sycamore trees are planted equidistantly on both sides of the road, and both ends are planted, so how many meters is the distance between every two sycamore trees?
一段公路长3600米，在公路两旁等距地栽了802棵梧桐树，两端都栽，则每两棵梧桐树间的距离是多少米？
<gadget id="calculator">802 / 2</gadget>
<output>401</output>

<gadget id="calculator">401 - 1</gadget>
<output>400</output>

<gadget id="calculator">3_600 / 400</gadget>
<output>9</output>

<result>9</result>