group of children sit in a circle at even distances to play games, counting clockwise from Damao to Ermao is the 8th. And Da Mao and Er Mao are sitting face to face, how many people are there in this group of children?
一群孩子匀距坐成一个圆圈玩游戏，从大毛开始按顺时针方向数，数到二毛为第8个．而且大毛和二毛正好面对面坐，这群孩子一共有多少人人．
<gadget id="calculator">8 - 2</gadget>
<output>6</output>

<gadget id="calculator">6 * 2</gadget>
<output>12</output>

<gadget id="calculator">12 + 2</gadget>
<output>14</output>

<result>14</result>