zhangtianhan's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 445 | 3031 | 1066 |  105 |
- | ||
| AtCoder Beginner Contest 448 | 718 | 1703 |  699 |
+594 | ||
| AtCoder Beginner Contest 450 | 1967 | 1365 |  870 |
+171 | ||
| AtCoder Beginner Contest 451 | 990 | 1631 |  1056 |
+186 |