raystone's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 164 | 7793 | 311 |  16 |
- | ||
| AtCoder Beginner Contest 165 | 8436 | 254 | 44 |
+28 | ||
| AtCoder Beginner Contest 166 | 9160 | 163 | 60 |
+16 | ||
| AtCoder Beginner Contest 167 | 10009 | 120 | 67 |
+7 |