cos0's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 396 | 11156 | 43 |  2 |
- | ||
| AtCoder Beginner Contest 448 | 10246 | - | - | - | ||
| Keysight Technologies Programming Contest（AtCoder Beginner Contest 454） | 10022 | - | - | - |