5 Dan
Rubikun 
| Country/Region |  Japan |
|---|---|
| TopCoder ID | Rubikun |
| Codeforces ID | Rubikun |
| Affiliation | blessing software |
Contest Status
This user has not competed in a rated contest yet.
5 Dan
Rubikun 
| Country/Region | Japan |
|---|---|
| TopCoder ID | Rubikun |
| Codeforces ID | Rubikun |
| Affiliation | blessing software |
This user has not competed in a rated contest yet.