There are 32 students from Hope Primary School participating in the Go and Xiangqi competitions, of which 18 participate in the Go competition and 23 participate in the Xiangqi competition, that is, how many people participate in the Go competition and the Xiangqi competition.
希望小学有32人参加围棋和象棋比赛，其中18人参加围棋比赛，23人参加象棋比赛，即参加围棋比赛有参加象棋比赛的有多少人．
<gadget id="calculator">18 + 23</gadget>
<output>41</output>

<gadget id="calculator">41 - 32</gadget>
<output>9</output>

<result>9</result>