12 Kyu
Aamumatematiikka 
| Country/Region |  China |
|---|---|
| Birth Year | 2009 |
| X(Twitter) ID | @hexuanyu2009 |
| Codeforces ID | Aamumatematiikka |
| Affiliation | Student |
Contest Status
| Rank | 69488th |
|---|---|
| Rating |  68
(Provisional) |
| Highest Rating | 80
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12 Kyu
|
| Rated Matches | 4 |
| Last Competed | 2025/10/25 |