Plant trees on both sides of a 400-meter road, starting from one end, and carry one tree every 8 meters, how many trees can be carried in total? (both ends loaded)
在一条400米的公路两边栽树，从一端起，每隔8米载一棵，一共能载多少棵？(两端都载)
<gadget id="calculator">400 / 8</gadget>
<output>50</output>

<gadget id="calculator">50 + 1</gadget>
<output>51</output>

<gadget id="calculator">51 * 2</gadget>
<output>102</output>

<result>102</result>