Luo Nan turned his gaze to the last big question on the test paper and frowned slightly without batting an eyelid. This question was set by two other special-class teachers from Beijing University, and it was also the most difficult question in the entire test paper.
Looking at the two to three steps Mo Zhu had used to solve the question and the correct answer that she had scribbled at the end, Luo Nan was a little puzzled. He asked curiously, "Student, what kind of solution did you use for this question?"
Through the simple steps that Mo Zhu had written on the entire test paper in order to answer the question, Luo Nan could already tell that the girl in front of him had her own unique way of solving the questions. There were some solutions that he could not even think of.
