1234chenjunyan's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 447 | 8434 | 155 |  8 |
- |
1234chenjunyan's Competition History| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 447 | 8434 | 155 | 8 |
- |