Some of these topics are only about improving the content of textbooks, and some are about examining comprehensive ability and imagination, which requires certain mathematical thinking.

2. If it is a junior high school mathematics league, there are

Preliminaries: multiple-choice questions and fill-in-the-blank questions (60+40 minutes, 90 minutes for Grade A and B)

Final: multiple-choice questions, fill-in-the-blank questions and solution questions (150 minutes 120 minutes)

Generally investigate the improvement and application of basic knowledge.

If you have a solid basic knowledge and do some research on this topic,

Winning the prize is not difficult.