KosugiTarou's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 422 | 5225 | - | - | - | ||
| AtCoder Beginner Contest 426 | 9992 | 53 |  3 |
- | ||
| Panasonic Programming Contest 2025（AtCoder Beginner Contest 427） | 9081 | 52 | 8 |
+5 | ||
| AtCoder Beginner Contest 428 | 9095 | 62 | 14 |
+6 | ||
| Polaris.AI Programming Contest 2025（AtCoder Beginner Contest 429） | 9532 | 42 | 18 |
+4 |