Koken's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 134 | 4072 | 197 | 10 | - | ||
| AtCoder Beginner Contest 158 | 6372 | 80 | 20 | +10 | ||
| AtCoder Beginner Contest 211 | 7515 | 72 | 27 | +7 | ||
| AtCoder Beginner Contest 217 | 5788 | 281 | 50 | +23 | ||
| AtCoder Beginner Contest 246 | 7483 | - | - | - |