Shiraken's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 456 | 5366 | 702 |  42 |
- | ||
| Polaris.AI Programming Contest 2026（AtCoder Beginner Contest 457） | 5995 | 562 |  110 |
+68 | ||
| AtCoder Beginner Contest 458 | 7059 | 517 | 165 |
+55 | ||
| Tokio Marine & Nichido Fire Insurance Programming Contest 2026 (AtCoder Beginner Contest 459) | 8669 | 239 | 172 |
+7 | ||
| AtCoder Beginner Contest 460 | 11116 | 51 | 139 |
-33 | ||
| AtCoder Beginner Contest 461 | 8790 | 320 | 159 |
+20 |