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 |