chenzhirong's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 456 | 5875 | 607 |  33 |
- | ||
| Polaris.AI Programming Contest 2026（AtCoder Beginner Contest 457） | 5344 | 688 |  116 |
+83 | ||
| AtCoder Beginner Contest 465 | 7448 | - | - | - | ||
| UNICORNProgramming Contest2026(AtCoder Beginner Contest 477) | 3295 | 1084 |  300 |
+184 |