6 Kyu
HappyDavid3367 
| Country/Region |  China |
|---|---|
| Birth Year | 2012 |
| Codeforces ID | HappyDavid3367 |
| Affiliation | the Tongzhou Campus of Beijing No.2 Middle School / Daimayuan |
Contest Status
| Rank | 18446th |
|---|---|
| Rating |  830
|
| Highest Rating | 832
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6 Kyu
(+168 to promote)
|
| Rated Matches | 83 |
| Last Competed | 2025/09/07 |