4 Kyu
JXR_Kalcium 
| Country/Region |  China |
|---|---|
| Birth Year | 2010 |
| Codeforces ID | JXR_Kalcium |
| Affiliation | 226aaf824d71c77f |
Contest Status
| Rank | 9124th |
|---|---|
| Rating |  1246
|
| Highest Rating | 1249
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4 Kyu
(+151 to promote)
|
| Rated Matches | 61 |
| Last Competed | 2026/02/22 |