5 Kyu
JXR_Kalcium 
| Country/Region |  China |
|---|---|
| Birth Year | 2010 |
| Codeforces ID | JXR |
| Affiliation | Zhongshan Agile School |
Contest Status
| Rank | 10012th |
|---|---|
| Rating |  1188
|
| Highest Rating | 1188
―
5 Kyu
(+12 to promote)
|
| Rated Matches | 53 |
| Last Competed | 2025/12/13 |