Normal winter day. You were already at school. Suddenly there were changes in the class schedule. There was a lesson with the director instead of a lesson with a sick teacher. In your class, out of 20 people, only 6 were present, the rest were sick. You were sitting in the literature classroom. Your class was practically silent. The bell rang. Jun Wu entered the classroom and taught you a lesson. After the lesson, he called you to the director's office for an unknown reason