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| # | User | Rating |
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| 1 | Benq | 3792 |
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| 3 | Kevin114514 | 3603 |
| 4 | jiangly | 3583 |
| 5 | turmax | 3559 |
| 6 | tourist | 3541 |
| 7 | strapple | 3515 |
| 8 | ksun48 | 3461 |
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| # | User | Contrib. |
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| 1 | Qingyu | 157 |
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| 3 | Um_nik | 147 |
| 3 | Proof_by_QED | 147 |
| 5 | Dominater069 | 145 |
| 6 | errorgorn | 142 |
| 7 | cry | 139 |
| 8 | YuukiS | 135 |
| 9 | TheScrasse | 134 |
| 10 | chromate00 | 133 |
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diagon_alley's groups
| Group name | Role | Invitation | Member since | Invited on |
|---|---|---|---|---|
| Shaazzz | Participant | Accepted | May/07/2020 00:50 | Jan/08/2018 20:41 |
| Alex ACM Algorithms - Summer 2016 | Spectator | Accepted | Jan/25/2018 18:30 | Jan/25/2018 18:30 |
| 1st Hunger Games | Spectator | Accepted | Jan/20/2018 10:13 | Jan/20/2018 10:13 |
| JCPC Training 2017 - Level 1 | Spectator | Accepted | Jan/08/2018 20:42 | Jan/08/2018 20:42 |
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