The national mathematical modeling competition for college students is a competition that needs comprehensive application of mathematical knowledge, computer skills and practical problem solving ability. In order to get good results in the competition, you can prepare according to the following steps:

1. Learn basic knowledge: The mathematical knowledge involved in the mathematical modeling competition includes advanced mathematics, linear algebra, probability theory and mathematical statistics, discrete mathematics, etc. Make sure you have a deep understanding of these basic knowledge.

2. Improve programming ability: You need to use computer programming to solve practical problems in the competition, so you need to master at least one programming language (such as C++, Python, MATLAB, etc.). ) and familiar with related programming tools and libraries.

3. Learning algorithm and data structure: In mathematical modeling competition, commonly used algorithms and data structures include sorting algorithm, search algorithm, graph theory, dynamic programming and so on. Understanding the principles and applications of these algorithms and data structures can help you solve problems faster.

4. Participate in training and competitions: Participate in training courses and competitions of mathematical modeling competitions, so that you can exercise your ability in actual competitions, understand the types and difficulties of competitions, and prepare for formal competitions.

5. Teamwork: Mathematical modeling competitions usually require teamwork, so it is very important to learn to communicate and cooperate with others and improve team efficiency.

6. Do more exercises: By doing the test questions and simulation questions of the national college students' mathematical modeling competition over the years, you can test your academic performance, find your own shortcomings and improve them.

7. Cultivate a good attitude: in the competition, maintaining a calm and confident attitude, not being discouraged when encountering difficulties, and actively seeking solutions are the keys to achieving good results.

8. Pay attention to current events, political and economic trends: The topics of mathematical modeling competitions usually involve real-life problems, so paying attention to current events, political and economic trends and understanding knowledge in various fields will help you play better in the competition.