PolarBearCoding's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 421 | 6012 | 574 |  31 |
- | ||
| AtCoder Beginner Contest 426 | 3049 | 1023 |  183 |
+152 | ||
| AtCoder Beginner Contest 428 | 4673 | 713 |  271 |
+88 |