1 Kyu
undefined_Ryan 
| Country/Region |  China |
|---|---|
| Birth Year | 1953 |
| X(Twitter) ID | @undefined_Ryan |
| TopCoder ID | undefined_Ryan |
| Codeforces ID | undefined_Ryan |
| Affiliation | Possibly |
Contest Status
| Rank | 1726th (Top 1.35%) |
|---|---|
| Rating |  1991
|
| Highest Rating | 1991
―
1 Kyu
(+9 to promote)
|
| Rated Matches | 23 |
| Last Competed | 2026/05/03 |