ChenYisen's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 469 | 5539 | - | - | - | ||
| JPRS Programming Contest 2026#2 (AtCoder Beginner Contest 470) | 9887 | - | - | - | ||
| AtCoder Beginner Contest 471 | 7530 | 468 |  24 |
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