The ABC question is MCM and the DEF is ICM. Choose different topics to participate in different competitions.

2. The organizing committee is different.

There is little overlap between the two organizing committees.

3, the topic style is different.

There is a big difference, please refer to the link of the above question.

4. The proportion of China team is different.

ICM has more teams from China, although MCM also has many teams from China.

5. The winning proportion is different.

Except o and f, the ratio of m and h of ICM is high. ..

MCM tends to natural science, while ICM tends to social science and humanities. MCM has relatively high requirements for mathematics and computers, while ICM has relatively high requirements for logic and writing.

Extended data

Significance of mcm and icm in Mo Mei Sai;

The mathematical modeling competition for American college students is a mathematical modeling competition for college students. Its purpose is to encourage college students to analyze and study practical problems in different fields and propose solutions.

It is a completely open competition, which requires students to choose a topic within a specified time, complete the whole process of mathematical modeling, and write an article including the restatement of the problem, simplified assumptions and the rationality of the problem.

Research report on establishment and solution of mathematical model, test and improvement of model, advantages and disadvantages of model and application expansion (i.e. entry papers).