It should work. Longmen has many intermediate and difficult problems. The basic and intermediate level of intensive editing is better.

If you want to buy it, of course, the old version is good, but some knowledge points are not needed now. Moreover, its function, sequence, inequality, analytic geometry and calculus are quite good, and it is not necessary to buy algorithms and solid geometry. It's very simple, so you must buy mathematical ideas and methods. .

Fine editing, to be honest, these are all problems. There are many good questions, but there are too many questions. The key is to see if you insist on writing.