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ball31's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 054 | 637 | 532 |  28 |
- | ||
| AtCoder Beginner Contest 055 | 299 | 603 | 95 |
+67 | ||
| AtCoder Beginner Contest 092 | 880 | 286 |  121 |
+26 |