_chenxi2009_'s Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 420 | 206 | 2048 |  848 |
- | ||
| AtCoder Beginner Contest 421 | 626 | 1743 |  1152 |
+304 | ||
| AtCoder Beginner Contest 422 | 359 | 1748 |  1299 |
+147 | ||
| AtCoder Beginner Contest 423 | 503 | 1755 |  1393 |
+94 | ||
| UNIQUE VISION Programming Contest 2025 Autumn (AtCoder Beginner Contest 425) | 487 | 1793 |  1466 |
+73 | ||
| AtCoder Beginner Contest 426 | 89 | 2400 |  1677 |
+211 | ||
| Panasonic Programming Contest 2025（AtCoder Beginner Contest 427） | 73 | 2400 |  1818 |
+141 |