Note: 

Welcome to CUMCM 2026!

University-level participants: please select any one from Problems A, B, or C.

College-level participants (vocational, technical, FE/TAFE colleges): please select any one from Problems A, B, C, D, or E.

Your solution paper may be written in either English or Chinese.

For full contest regulations, please refer to the contest website at https://en.mcm.edu.cn.

Enjoy!