chenqiming's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 417 | 5366 | - | - | - | ||
| AtCoder Beginner Contest 419 | 3249 | 982 |  85 |
- | ||
| AtCoder Beginner Contest 421 | 5314 | - | - | - |