7 Dan
koosaga 
| Country |  Republic of Korea |
|---|---|
| Birth Year | 1998 |
| Twitter ID | @koosaga |
| TopCoder ID | gs14004 |
| Codeforces ID | ko_osaga |
| Affiliation | KAIST |
Contest Status
| Rank | 24th |
|---|---|
| Rating | 3254 |
| Highest Rating | 3254 ― 7 Dan (+146 to promote) |
| Rated Matches | 22 |