Use a rope to measure the height of the bridge on the bridge. Fold the rope in half and hang it to the water surface, and there is still 8 meters left; fold the rope in three and hang it to the water surface, and there is still 2 meters left. How many meters high is the bridge?
在桥上用绳子测桥高，把绳子对折垂到水面，还余8米；把绳子三折垂到水面，还余2米．桥高多少米．
<gadget id="calculator">8 * 2</gadget>
<output>16</output>

<gadget id="calculator">2 * 3</gadget>
<output>6</output>

<gadget id="calculator">16 - 6</gadget>
<output>10</output>

<gadget id="calculator">3 - 2</gadget>
<output>1</output>

<gadget id="calculator">10 / 1</gadget>
<output>10</output>

<result>10</result>