C5504 Problem

"Don't worry!" Zhang Fang giggled. This was not the first time she took the exam, she already had experience.

"That's good." As a teacher, it was inconvenient for Li Xuan to talk too much with Zhang Fangfang. After saying a few words of encouragement, he turned around and was about to leave.

However, just as she turned around, she seemed to have thought of something