checkpoint's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| Denso Create Programming Contest 2026（AtCoder Beginner Contest 443） | 10067 | 44 |  2 |
- | ||
| AtCoder Beginner Contest 451 | 7672 | 406 | 27 |
+25 |