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1-20

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  • 11, 20, 12, 10
    ?
  • 9, 7, 5, 3
    ?
  • 12, 3, 20, 11
    ?
  • 20, 18, 16, 14
    ?
  • 19, 17, 15, 13
    ?
  • 11, 14, 17, 19
    ?
  • 20, 18, 16, 14
    ?
  • 17, 10, 8, 9
    ?
  • 10, 8, 6, 4
    ?
  • 11, 20, 12, 10
    ?
  • 18, 15, 14, 11
    ?
  • 8, 10, 5, 4
    ?
  • 12, 14, 16, 18
    ?
  • 12, 3, 20, 11
    ?
  • 19, 17, 15, 13
    ?
  • 12, 3, 20, 11
    ?
  • 3, 5, 7, 9
    ?
  • 10, 4, 13, 20
    ?