泽伟

Solve a problem for the first time

Awarded to 泽伟 on 20 Oct 2025

Solve a community group

Awarded to 泽伟 on 20 Oct 2025

Solve all the problems in Introduction to MATLAB problem group

Awarded to 泽伟 on 21 Jan 2026

Solve all the problems in CUP Challenge

Awarded to 泽伟 on 24 Jan 2026

Solve all the problems in Cody Problems in Japanese problem group

Awarded to 泽伟 on 01 Feb 2026

Solve all the problems in Sequences & Series II

Awarded to 泽伟 on 05 Feb 2026