There were 35 people participating in an alumni party. Among the students who participated in the party, each girl knew a different number of boys, and it happened to form a series of continuous natural numbers. The most knew all of them, and the least also knew 12. This time How many girls are there at the party?
一次校友聚会有35人参加，在参加联欢会的同学中，每个女生认识的男生人数各不相同，而且恰好构成一串连续的自然数，最多的全认识，最少的也认识12个，这次聚会有多少个女生．
<gadget id="calculator">35 - 12</gadget>
<output>23</output>

<gadget id="calculator">1 + 23</gadget>
<output>24</output>

<gadget id="calculator">1 + 1</gadget>
<output>2</output>

<gadget id="calculator">24 / 2</gadget>
<output>12</output>

<result>12</result>