A construction team wants to build a water outlet every 8 meters (both ends must be repaired) on a 4-kilometer-long canal. How many water outlets does the construction team need to repair?
一个施工队要在一条长4千米的水渠上，每隔8米修一个出水口(两端都要修)，这个施工队要修多少个出水口？
<gadget id="calculator">4 * 1_000</gadget>
<output>4_000</output>

<gadget id="calculator">4_000 / 8</gadget>
<output>500</output>

<gadget id="calculator">500 + 1</gadget>
<output>501</output>

<result>501</result>