章 211: Basic Formula (1)

At first, it was just some more conventional calculations. The two of them quickly began to apply the formulas, which was quite satisfactory.

But soon, the situation was not optimistic.

The further one went, the more complicated it became. This was the same logic as the test questions getting more difficult. Song Ci's side was fine. She had always been the genius of the school. Not only did Song Ci have a good foundation in her studies, but her mind was also very sharp. She was also very flexible. Sometimes, she would be slightly stuck when she encountered a problem, but she would soon start to calculate in an orderly manner.

Although it was not very fast, at least it would not delay the progress.

However, it was different for Chi Wan.