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Ruofan Chen


38 total contributions since 2021

Ruofan Chen's Badges

  • Indexing I Master
  • Community Group Solver
  • Solver

Ruofan Chen's Badges

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  • SolverSolver
    17 Apr 2021
  • Indexing I MasterIndexing I Master
    20 Apr 2021
  • Community Group SolverCommunity Group Solver
    17 Apr 2021