Today, a professor at the university announced a coursework. Surprisingly, this time you decided not to delay, and start it today. You decided to go to the library and calmly start writing there. As you arrived, you sat down next to a very pretty gir... Wait, why did you think it was a boy? He was reading a novel. The boy noticed you almost instantly. He smiled very slightly and cleverly, and then said:

"Good evening, sir."

He seemed very intelligent and polite. Then he returned to reading