Coji's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| ALGO ARTIS Programming Contest 2023（AtCoder Heuristic Contest 020） | 967 | - | - | - | ||
| Marubeni Programming Contest 2023 (AtCoder Heuristic Contest 024) | 499 | 985 |  142 |
- | ||
| AtCoder Heuristic Contest 025 | 634 | 1090 |  410 |
+268 | ||
| Toyota Programming Contest 2023#6（AtCoder Heuristic Contest 026） | 675 | 739 |  517 |
+107 | ||
| HACK TO THE FUTURE 2024 (AtCoder Heuristic Contest 027) | 218 | 1673 |  926 |
+409 | ||
| Toyota Programming Contest 2024#6（AtCoder Heuristic Contest 034） | 905 | - | - | - | ||
| HACK TO THE FUTURE 2025 (AtCoder Heuristic Contest 040) | 1087 | - | - | - | ||
| 12th Asprova Programming Contest（AtCoder Heuristic Contest 053） | 796 | 908 | 926 |
+33 | ||
| THIRD Programming Contest 2026（AtCoder Heuristic Contest 061） | 1115 | - | - | - |