yichen's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 165 | 4185 | 846 | 61 | - | ||
| AtCoder Beginner Contest 166 | 4007 | 848 | 190 | +129 | ||
| AtCoder Beginner Contest 167 | 9023 | 204 | 182 | -8 | ||
| AtCoder Beginner Contest 168 | 6585 | 404 | 210 | +28 |