1 Kyu
yamadanull 
| Country/Region |  Japan |
|---|---|
| X(Twitter) ID | @yamada_null |
| Codeforces ID | yamadanull |
| Affiliation | Wagnaria |
Contest Status
| Rank | 2375th |
|---|---|
| Rating |  1844
|
| Highest Rating | 1864
―
1 Kyu
(+136 to promote)
|
| Rated Matches | 97 |
| Last Competed | 2025/09/14 |