Generally, the algorithms of the first three questions are very mechanical, and the important thing is speed. It usually takes 10 minutes to solve (30 minutes should be stable).

The last question is generally easier to ask two questions, and the second question is more difficult and not difficult.

The college entrance examination has strict requirements on writing format.

It is not difficult to get 37 in the college entrance examination and 30+ on average in the class.

If you are an art student, I advise you not to change. First, you don't have enough time. Second, there is no good university in the second line of 320!