A certain university has a 1000-meter path from the gatepost of the school gate to the road, and plant a poplar at an interval of 8 meters on each side, how many poplars can be planted in total.
某大学从校门的门柱到公路有一条1000米的小路，每边相隔8米栽一棵白杨，一共可以栽白杨多少棵．
<gadget id="calculator">1_000 / 8</gadget>
<output>125</output>

<gadget id="calculator">125 - 1</gadget>
<output>124</output>

<gadget id="calculator">124 * 2</gadget>
<output>248</output>

<result>248</result>