yanjiadong0721's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Regular Contest 204 (Div. 1) | 382 | - | - | - | ||
| AtCoder Beginner Contest 420 | 4652 | 714 |  44 |
- | ||
| AtCoder Beginner Contest 421 | 10247 | 53 | 43 |
-1 | ||
| AtCoder Beginner Contest 423 | 7649 | 74 | 47 |
+4 |