k_na's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 175 | 3965 | 745 |  47 |
- | ||
| AtCoder Beginner Contest 178 | 5303 | 576 |  119 |
+72 | ||
| AtCoder Beginner Contest 179 | 5022 | 533 | 175 |
+56 |