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bontan's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Heuristic Contest 025 | 879 | 467 |  39 |
- | ||
| HACK TO THE FUTURE 2025 (AtCoder Heuristic Contest 040) | 768 | 852 |  172 |
+133 | ||
| RECRUIT Nihonbashi Half Marathon 2025 Winter（AtCoder Heuristic Contest 043） | 886 | 853 |  427 |
+212 |