5 Kyu
HydrogenOxygen 
| Country/Region |  China |
|---|---|
| Birth Year | 2014 |
| Codeforces ID | HydrogenOxygen |
| Affiliation | 长沙市雅礼中学 |
Contest Status
| Rank | 10648th |
|---|---|
| Rating |  1178
|
| Highest Rating | 1178
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5 Kyu
(+22 to promote)
|
| Rated Matches | 45 |
| Last Competed | 2026/03/07 |