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Rencj

Chang Jie Ren, Shaoxing, China
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  • Friend of: 13 users
  • Last visit: 7 weeks ago
  • Registered: 2 years ago
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436 problems
solved for all time
15 problems
solved for the last year
0 problems
solved for the last month
20 days
in a row max.
2 days
in a row for the last year
0 days
in a row for the last month