Under the guidance of Hongguoguo and Green Bubbles, the children share candies. If each person has 10 and there are 6 left, if each person has 12, there will be 1 child who cannot get candies. How many children are there?
小朋友们在红果果和绿泡泡指导下分糖果，如每个人10个还剩6个，如每个人12个就有1个小朋友分不到糖果，那么有多少小朋友．
<gadget id="calculator">12 + 6</gadget>
<output>18</output>

<gadget id="calculator">12 - 10</gadget>
<output>2</output>

<gadget id="calculator">18 / 2</gadget>
<output>9</output>

<result>9</result>