lei_yu's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| UNICORN Programming Contest 2021(AtCoder Beginner Contest 225) | 2259 | 919 |  73 |
- | ||
| AtCoder Beginner Contest 226 | 889 | 1509 |  521 |
+448 |