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Ackerman_'s Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 410 | 6367 | 476 |  24 |
- | ||
| AtCoder Regular Contest 200 (Div. 2) | 750 | - | - | - | ||
| AtCoder Beginner Contest 420 | 9347 | 56 | 29 |
+5 |