chenjiazhao's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 449 | 9952 | - | - | - | ||
| AtCoder Beginner Contest 450 | 8268 | 338 |  17 |
- | ||
| AtCoder Beginner Contest 451 | 6236 | 610 | 77 |
+60 | ||
| AtCoder Beginner Contest 453 | 8706 | 249 |  101 |
+24 |