6 Kyu
ryderliu 
| Country/Region |  China |
|---|---|
| Birth Year | 2012 |
| Codeforces ID | ryderliu |
| Affiliation | Dalian No.80 Middle School |
Contest Status
| Rank | 18890th |
|---|---|
| Rating |  829
|
| Highest Rating |  919
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6 Kyu
(+81 to promote)
|
| Rated Matches | 25 |
| Last Competed | 2025/11/15 |