caozhenlin's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 152 | 1621 | 1069 |  106 |
- | ||
| AtCoder Beginner Contest 154 | 2107 | 937 |  279 |
+173 | ||
| AtCoder Beginner Contest 167 | 2478 | 1137 |  508 |
+229 |