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koeen1's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 217 | 6773 | 144 |  7 |
- | ||
| AtCoder Beginner Contest 218 | 6405 | 214 | 28 |
+21 | ||
| Sciseed Programming Contest 2021（AtCoder Beginner Contest 219） | 5629 | 170 | 45 |
+17 |