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Guchenhao's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 386 | 6909 | 242 |  12 |
- | ||
| AtCoder Grand Contest 070 | 270 | - | - | - | ||
| HHKB Programming Contest 2025(AtCoder Beginner Contest 388) | 6424 | - | - | - | ||
| AtCoder Beginner Contest 391 | 6540 | - | - | - | ||
| AtCoder Beginner Contest 399 | 8152 | 309 | 43 |
+31 | ||
| AtCoder Beginner Contest 401 | 5402 | 649 |  106 |
+63 | ||
| AtCoder Beginner Contest 404 | 7273 | 315 | 132 |
+26 | ||
| AtCoder Beginner Contest 410 | 7469 | 324 | 155 |
+23 | ||
| AtCoder Beginner Contest 420 | 7132 | 332 | 175 |
+20 |