2 Kyu
topology 
| Country/Region |  Republic of Korea |
|---|---|
| Codeforces ID | jo_on |
| Affiliation | The University of Chicago |
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2 Kyu
topology 
| Country/Region | Republic of Korea |
|---|---|
| Codeforces ID | jo_on |
| Affiliation | The University of Chicago |
This user has not competed in a rated contest yet.