Kollol2011's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 404 | 9575 | 50 |  3 |
- | ||
| AtCoder Beginner Contest 418 | 10599 | 44 | 7 |
+4 | ||
| AtCoder Beginner Contest 423 | 7649 | 74 | 14 |
+7 |