C56 Ye yu of man and martial arts

Ye Yu's answers were exactly the same, every step he took to solve the questions was incomparably clear. The most important thing was that Ye Yu only finished the questions in ten minutes, oh, not even ten minutes.

When the bell for the next lesson rang, Ye Yu stopped writing and looked at the physics teacher indifferently, "Teacher, class is over!"

"Oh!" Yes, Squad Leader