Booooon's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 448 | 10246 | 50 |  3 |
- | ||
| Polaris.AI Programming Contest 2026（AtCoder Beginner Contest 457） | 9418 | 105 | 12 |
+9 | ||
| AtCoder Regular Contest-- 219 | 1458 | - | - | - | ||
| AtCoder Beginner Contest 458 | 10278 | 140 | 25 |
+13 | ||
| Tokio Marine & Nichido Fire Insurance Programming Contest 2026 (AtCoder Beginner Contest 459) | 10502 | 106 | 34 |
+9 | ||
| AtCoder Beginner Contest 460 | 10386 | 150 | 47 |
+13 | ||
| AtCoder Regular Contest++ 221 | 449 | - | - | - | ||
| AtCoder Beginner Contest 461 | 10479 | 155 | 58 |
+11 |