2 Dan
rui_er 
| Country/Region |  China |
|---|---|
| Birth Year | 2007 |
| TopCoder ID | rui_er |
| Codeforces ID | rui_er |
| Affiliation | Wuhan University |
Contest Status
| Rank | 469th (Top 0.37%) |
|---|---|
| Rating |  2310
|
| Highest Rating | 2310
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2 Dan
(+90 to promote)
|
| Rated Matches | 60 |
| Last Competed | 2026/07/12 |