Kelvin07's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 447 | 8171 | - | - | - | ||
| AtCoder Beginner Contest 449 | 9497 | 160 |  8 |
- | ||
| AtCoder Beginner Contest 450 | 9841 | 173 | 26 |
+18 | ||
| AtCoder Beginner Contest 452 | 8889 | 205 | 46 |
+20 |