"Do you know, Miss Zhou, why did you get a hundred points in the first examination, and I only get fifty points?" Danxuan laughed bitterly in his eyes and said indifferently.

Zhou Feifei's eyes showed a trace of vacancy, slowly shaking his head, wondering: "In fact, I am also very strange, that kind of topic seems very simple to me, but why did you only get 50 points?"

Danxuan shook his head with a bitter smile and said, "The problem is here. It seems very simple to you, but why is it so difficult to get here?" Let me give you an example, you may understand! I remember that one...