could's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| TOYOTA SYSTEMS Programming Contest 2025（AtCoder Beginner Contest 431) | 8603 | 98 |  5 |
- | ||
| AtCoder Beginner Contest 433 | 9159 | - | - | - | ||
| AtCoder Beginner Contest 451 | 10161 | 135 | 18 |
+13 | ||
| SMBC Programming Contest #1 (AtCoder Beginner Contest 458) | 10133 | - | - | - | ||
| AtCoder Regular Contest++ 220 | 637 | - | - | - | ||
| AtCoder Beginner Contest 480 | 7178 | 416 | 51 |
+33 |