| Country |  Brazil |
| Grade | Regular user |
| Ranking | 1622 |
| Points | 39 / 1667 (2.34%) |
| Challenges | 7 / 97 (7.22%) |
| Website | http://linux.ime.usp.br/~razgrizone |
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| Last activity | Never |
| Last solve | Never |
| W3Challs | Send a private message |
| grey[dot]pedrinho[at]gmail[dot]com |