1, wide knowledge: Liu Huibei's mathematics competition involves a wide range of knowledge, including not only basic mathematics knowledge, but also advanced mathematics, discrete mathematics and other fields. This requires participants to have a solid knowledge base and extensive knowledge reserves.

2. Difficult topics: The topics in the competition are usually difficult, and it may be necessary to use a variety of mathematical knowledge for comprehensive analysis and solution. The topic may involve complicated calculation, in-depth reasoning and ingenious conception, which requires high mathematics ability and thinking ability of the contestants.

3. Time pressure: there is usually a time limit in the competition, and participants need to complete many difficult topics in a limited time. This requires the contestants not only to have a solid mathematical foundation, but also to have good time management and test-taking ability.

4. Fierce competition: Liu Huibei's math contest is a high-level math contest, attracting many excellent math enthusiasts to participate. In such an environment, if you want to stand out, you need to have extraordinary mathematical talent and problem-solving ability.

5. The need for innovative thinking: The topics in the competition often require participants to have innovative thinking, think about problems from different angles and find new solutions. This requires participants to break away from conventional thinking and dare to try new ideas and methods. Liu Huibei's math contest is very difficult, which requires the contestants to have a solid math foundation, extensive knowledge reserves, good thinking ability and test-taking ability.

Participants in the Liu Hui Cup Mathematics Competition have the ability to:

1. Basic knowledge of mathematics: Participants need to have solid basic knowledge of mathematics, including basic concepts, theorems and formulas of mathematics in junior and senior high schools.

2. Problem-solving ability: Participants need to have high problem-solving ability and be able to use what they have learned to solve various mathematical problems. This includes the ability to calculate, reason, prove and analyze geometry.

3. Logical thinking: Participants need to have good logical thinking and be able to use mathematical methods to analyze problems, find laws and draw conclusions.

4. Innovative thinking: Participants need to have innovative thinking and be able to think about problems from different angles and find new solutions.

5. Test-taking ability: Participants need to have good test-taking ability and be able to complete difficult questions in a limited time. This includes the ability to solve problems quickly, arrange time reasonably and master test-taking skills.