Koh19's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| Polaris.AI Programming Contest 2026（AtCoder Beginner Contest 457） | 9420 | 105 |  5 |
- | ||
| AtCoder Regular Contest++ 221 | 449 | - | - | - | ||
| AtCoder Beginner Contest 463 | 8929 | 243 | 26 |
+21 | ||
| Japanese Student Championship 2026 -Advance- Qualification (AtCoder Beginner Contest 464) | 8661 | 126 | 39 |
+13 | ||
| AtCoder Beginner Contest 468 | 8620 | 353 | 69 |
+30 | ||
| AtCoder Beginner Contest 469 | 5836 | - | - | - |