ErkkiErkko's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Grand Contest 031 | 450 | 1900 |  700 |
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ErkkiErkko's Competition History| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Grand Contest 031 | 450 | 1900 | 700 |
- |