Lethean's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| Denso Create Programming Contest 2026（AtCoder Beginner Contest 443） | 3816 | 925 |  74 |
- | ||
| AtCoder Beginner Contest 444 | 6412 | 624 |  159 |
+85 | ||
| AtCoder Beginner Contest 445 | 1680 | 1377 |  491 |
+332 | ||
| AtCoder Beginner Contest 448 | 4546 | 836 |  554 |
+63 |