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bk_'s Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 206（Sponsored by Panasonic） | 8455 | 40 |  2 |
- | ||
| AtCoder Beginner Contest 207 | 7120 | 91 | 10 |
+8 | ||
| AtCoder Beginner Contest 208 | 6763 | 135 | 22 |
+12 |