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Chengyang's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Regular Contest 137 | 2706 | 172 |  9 |
- | ||
| AtCoder Beginner Contest 244 | 3464 | 536 | 53 |
+44 | ||
| AtCoder Beginner Contest 245 | 5583 | 347 | 88 |
+35 |