12 Kyu
Efra06 
| Country/Region |  Costa Rica |
|---|---|
| Birth Year | 2006 |
| Codeforces ID | EfrainR06_ |
| Affiliation | National University of Costa Rica |
Contest Status
| Rank | 77306th (Top 60.7%) |
|---|---|
| Rating |  46
(Provisional) |
| Highest Rating | 58
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12 Kyu
|
| Rated Matches | 4 |
| Last Competed | 2026/09/19 |