guojinsong's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 102 | 1095 | 420 |  21 |
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guojinsong's Competition History| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 102 | 1095 | 420 | 21 |
- |