ken1729's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 421 | 9937 | - | - | - | ||
| AtCoder Beginner Contest 423 | 7649 | 74 |  4 |
- | ||
| AtCoder Beginner Contest 424 | 8235 | 45 | 9 |
+5 | ||
| AtCoder Beginner Contest 428 | 9055 | - | - | - |