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2 Dan
iehn 
| Country/Region |  Japan |
|---|---|
| Birth Year | 1987 |
| X(Twitter) ID | @arimasenu |
| TopCoder ID | iehn |
| Codeforces ID | iehn |
| Affiliation | qlonolink |
Contest Status
| Rank | 111th |
|---|---|
| Rating |  2417
|
| Highest Rating |  2620
|
| Rated Matches | 29 |
| Last Competed | 2025/11/29 |