A levee is 1200 meters long, and a weeping willow is planted every 4 meters from the beginning to the end. How many weeping willows can be planted?
一条大堤长1200米，从头到尾每隔4米栽一棵垂柳，可栽多少棵垂柳？
<gadget id="calculator">1_200 / 4</gadget>
<output>300</output>

<gadget id="calculator">300 + 1</gadget>
<output>301</output>

<result>301</result>