Tachikawa's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 123 | 1585 | 843 |  60 |
- | ||
| Tenka1 Programmer Beginner Contest 2019 | 2902 | 66 | 58 |
-2 | ||
| AtCoder Beginner Contest 126 | 4292 | - | - | - | ||
| AtCoder Beginner Contest 128 | 4460 | 181 | 75 |
+17 |