codenameresident's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 424 | 7056 | 185 |  9 |
- | ||
| AtCoder Beginner Contest 426 | 8534 | 222 | 32 |
+23 | ||
| Polaris.AI Programming Contest 2025（AtCoder Beginner Contest 429） | 8282 | 160 | 48 |
+16 | ||
| AtCoder Beginner Contest 433 | 9316 | 146 | 60 |
+12 | ||
| AtCoder Beginner Contest 436 | 10100 | 49 | 57 |
-3 | ||
| AtCoder Beginner Contest 439 | 8209 | 132 | 65 |
+8 | ||
| AtCoder Beginner Contest 440 | 10207 | 48 | 61 |
-4 | ||
| JPRS Programming Contest 2026#1 (AtCoder Beginner Contest 442) | 9872 | 47 | 59 |
-2 |