A corridor is 32 meters long, and a potted flower is placed every 4 meters (both ends are placed), how many potted flowers should be placed.
一条走廊长32米，每隔4米放一盆花(两端都放)，要放多少盆花．
<gadget id="calculator">32 / 4</gadget>
<output>8</output>

<gadget id="calculator">8 + 1</gadget>
<output>9</output>

<result>9</result>