Koo__'s Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Regular Contest 208 (Div. 2) | 1151 | - | - | - | ||
| Polaris.AI Programming Contest 2025（AtCoder Beginner Contest 429） | 5829 | 473 |  24 |
- | ||
| AtCoder Grand Contest 074 | 285 | - | - | - |