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RidgeX's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Grand Contest 007 | 491 | 1163 |  134 |
- | ||
| AtCoder Regular Contest 088 | 512 | 1212 |  444 |
+310 | ||
| AtCoder Regular Contest 089 | 667 | 1170 |  637 |
+193 |