The two Dumbledore study exchanges were held again.

The professors in the school have a tacit understanding and did not choose to participate, and the students themselves do it.

There are still three distinct groups, Slytherin and Gryffindor, and some Ravenclaw and Hufflepuff are added to their respective groups. The third group is the silent Ravenclaw, and some others. Hufflepuff.

It is easy to see some interesting

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