7 Dan
koosaga 
| Country/Region |  Republic of Korea |
|---|---|
| Birth Year | 1998 |
| Twitter ID | @koosaga |
| TopCoder ID | gs14004 |
| Codeforces ID | ko_osaga |
| Affiliation | KAIST |
Contest Status
| Rank | 22nd |
|---|---|
| Rating | 3274 |
| Highest Rating | 3330 ― 7 Dan (+70 to promote) |
| Rated Matches | 26 |
| Last Competed | 2019/07/21 |