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jiahaixin's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 209 | 7661 | 70 |  4 |
- | ||
| AtCoder Beginner Contest 210 | 7942 | 57 | 10 |
+6 | ||
| AtCoder Beginner Contest 211 | 7750 | 55 | 15 |
+5 |