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  • 6-5
    1
  • 3+2
    5
  • 5-5
    0
  • 10-9
    1
  • 10-9
    1
  • 7+3
    10
  • 9+1
    10
  • 2+7
    9
  • 8-3
    5
  • 3+5
    8
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