haiyan's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| UNIQUE VISION Programming Contest 2025 Christmas (AtCoder Beginner Contest 437) | 9119 | - | - | - | ||
| AtCoder Beginner Contest 438 | 8462 | - | - | - | ||
| AtCoder Grand Contest 076 | 327 | - | - | - | ||
| JPRS Programming Contest 2026#1 (AtCoder Beginner Contest 442) | 9370 | 126 |  6 |
- |