ckd's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Regular Contest 079 | 614 | 1278 |  179 |
- | ||
| AtCoder Regular Contest 082 | 752 | 1122 |  453 |
+274 | ||
| AtCoder Regular Contest 084 | 237 | 1830 |  928 |
+475 |