Yichen_Xu's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 403 | 7874 | 56 |  3 |
- | ||
| AtCoder Beginner Contest 420 | 9347 | 56 | 9 |
+6 | ||
| AtCoder Beginner Contest 421 | 10247 | 53 | 14 |
+5 |