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chaojun's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 252 | 8171 | 42 |  2 |
- | ||
| AtCoder Beginner Contest 258 | 5497 | 456 | 29 |
+27 | ||
| AtCoder Regular Contest 144 | 3327 | - | - | - |