There are 44 people in the chorus, twice as many people in the dance team as in the folk band, 18 more people in the chorus than in the dance team, how many people are there in the folk band?
合唱队有44人，舞蹈队人数是民乐队的2倍，合唱队比舞蹈队的人数多18人，民乐队有多少人？
<gadget id="calculator">44 - 18</gadget>
<output>26</output>

<gadget id="calculator">26 / 2</gadget>
<output>13</output>

<result>13</result>