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   2 1000000000011110000000000000000
   3 1000000000000001111000000000000
   4 1000000000000000000111100000000
   5 1000000000000000000000011110000
   6 1000000000000000000000000001111
   7 01000000000????????????????????
   8 01000000000????????????????????
   9 01000000000????????????????????
  10 01000000000????????????????????
  11 0010000????0000????????????????
  12 0010000????0000????????????????
  13 0010000????0000????????????????
  14 0010000????0000????????????????
  15 0001000????????0000????????????
  16 0001000????????0000????????????
  17 0001000????????0000????????????
  18 0001000????????0000????????????
  19 0000100????????????0000????????
  20 0000100????????????0000????????
  21 0000100????????????0000????????
  22 0000100????????????0000????????
  23 0000010????????????????0000????
  24 0000010????????????????0000????
  25 0000010????????????????0000????
  26 0000010????????????????0000????
  27 0000001????????????????????0000
  28 0000001????????????????????0000
  29 0000001????????????????????0000
  30 0000001????????????????????0000


   0 0111111000000000000000000000000
   1 1000000111100000000000000000000
   2 1000000000011110000000000000000
   3 1000000000000001111000000000000
   4 1000000000000000000111100000000
   5 1000000000000000000000011110000
   6 1000000000000000000000000001111
   7 0100000000000010001000100010001
   8 0100000000000100010001000100010
   9 0100000000001000100010001000100
  10 0100000000010001000100010001000
  11 0010000000100000100001000010000
  12 0010000001000001000000100100000
  13 0010000010000000001010000001000
  14 0010000100000000000100001000010
  15 0001000000101000000000000000010
  16 0001000001010000000000000000001
  17 0001000010000000000000110000100
  18 0001000100000100000000000000000
  19 0000100000100010000000000100100
  20 0000100001000100000000010000000
  21 0000100010010000000000001000000
  22 0000100100001000010000000001000
  23 0000010000100000010010000000001
  24 0000010001000010000001000001000
  25 0000010010001000000100000000000
  26 0000010100010000000000000000100
  27 0000001000100100000000101000000
  28 0000001001000000010100000010000
  29 0000001010000011000000000000000
  30 0000001100000000100000010000000

34219[+0] millis.
253276[+0] nodes