A road is 300 meters long, and trees are planted every 3 meters on the side of the road (both ends are planted). How many trees will be planted in total?
一条路长300米，在路的一旁每隔3米栽一棵树(两端都栽)．共要栽多少棵树？
<gadget id="calculator">300 / 3</gadget>
<output>100</output>

<gadget id="calculator">100 + 1</gadget>
<output>101</output>

<result>101</result>