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Rayren's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 448 | 3968 | 930 |  75 |
- | ||
| AtCoder Beginner Contest 449 | 2079 | 1310 |  400 |
+325 | ||
| AtCoder Beginner Contest 450 | 7220 | 489 |  399 |
-1 | ||
| AtCoder Regular Contest++ 216 | 444 | - | - | - | ||
| AtCoder Beginner Contest 451 | 4156 | 945 |  518 |
+119 | ||
| AtCoder Grand Contest 077 | 122 | - | - | - | ||
| AtCoder Beginner Contest 452 | 10539 | 48 | 382 |
-136 | ||
| AtCoder Beginner Contest 453 | 6776 | 536 | 401 |
+19 | ||
| Keysight Technologies Programming Contest（AtCoder Beginner Contest 454） | 10022 | 42 | 307 |
-94 | ||
| Ｓｋｙ Inc, Programming Contest 2026 (AtCoder Beginner Contest 455) | 10243 | 42 |  244 |
-63 | ||
| AtCoder Beginner Contest 456 | 9550 | 53 | 204 |
-40 | ||
| Polaris.AI Programming Contest 2026（AtCoder Beginner Contest 457） | 9769 | 44 |  172 |
-32 | ||
| AtCoder Beginner Contest 458 | 10222 | - | - | - |