12 Kyu
Aamumatematiikka 
| Country/Region |  China |
|---|---|
| Birth Year | 2009 |
| X(Twitter) ID | @hexuanyu2009 |
| Codeforces ID | Aamumatematiikka |
| Affiliation | Student |
Contest Status
| Rank | 66191st |
|---|---|
| Rating |  80
(Provisional) |
| Highest Rating | 80
―
12 Kyu
|
| Rated Matches | 3 |
| Last Competed | 2025/10/18 |