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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 | - | - | - |