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derby's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| ALGO ARTIS Programming Contest 2025 December（AtCoder Heuristic Contest 058） | 676 | 818 |  48 |
- | ||
| AtCoder Heuristic Contest 059 | 612 | 848 |  140 |
+93 |