Chiffin's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| Toyota Programming Contest 2023#7（AtCoder Beginner Contest 328） | 7703 | 196 | 10 | - | ||
| AtCoder Beginner Contest 338 | 9012 | 53 | 16 | +6 | ||
| AtCoder Beginner Contest 350 | 7351 | 381 | 47 | +31 | ||
| AtCoder Beginner Contest 351 | 8014 | 262 | 70 | +23 |