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liruiduan11

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  • Friend of: 3 users
  • Last visit: 8 months ago
  • Registered: 3 years ago
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217 problems
solved for all time
4 problems
solved for the last year
0 problems
solved for the last month
12 days
in a row max.
2 days
in a row for the last year
0 days
in a row for the last month