On one side of a road, there are 32 poles at intervals of 22 meters. How many meters is this road?
一条公路的一侧每隔22米架一根电线杆，从头到尾共有32根，这条公路有多少米？
<gadget id="calculator">32 - 1</gadget>
<output>31</output>

<gadget id="calculator">31 * 22</gadget>
<output>682</output>

<result>682</result>