When you retire, you can write to the official and wait for news. The United States, as the organizer, is still very good. There is a high probability that you will get 100 yuan and get away with it.

The American College Student Mathematical Modeling Competition (MCM/ICM), sponsored by the American Federation of Mathematics and Its Applications, is the only international mathematical modeling competition and the most influential mathematical modeling competition in the world. The content of the competition involves many fields such as economy, management, environment, resources, ecology, medicine and safety. The competition requires 3 people (both undergraduate and graduate students can participate) to complete all the work from modeling, solving and verifying the specified problem to writing the paper within 4 days, which reflects the ability of the contestants to study problems and solutions and the spirit of teamwork. He is the originator of all kinds of mathematical modeling competitions today.