SongZiheng99's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| Denso Create Programming Contest 2025（AtCoder Beginner Contest 413） | 8321 | 189 |  9 |
- | ||
| AtCoder Beginner Contest 419 | 4927 | - | - | - |