A road is 2012 meters long, and one tree is planted every 4 meters on both sides of the road, and both ends are planted. How many trees are planted in total?
一条马路长2012米，在路的两旁每4米种1棵树，两端都种，共种树多少棵．
<gadget id="calculator">2_012 / 4</gadget>
<output>503</output>

<gadget id="calculator">503 + 1</gadget>
<output>504</output>

<gadget id="calculator">504 * 2</gadget>
<output>1_008</output>

<result>1_008</result>