return 
[ [ [ 2, 3, 4, 5 ], [ 1, 5, 6, 7 ], [ 1, 7, 8, 9 ], [ 1, 9, 10, 11 ], 
      [ 1, 11, 12, 2 ], [ 2, 12, 13, 14 ], [ 2, 14, 15, 3 ], 
      [ 3, 15, 16, 17 ], [ 3, 17, 18, 4 ], [ 4, 18, 19, 20 ], 
      [ 4, 20, 21, 5 ], [ 5, 21, 22, 6 ], [ 39, 39, 6, 22 ], [ 6, 39, 24, 7 ],
      [ 7, 24, 25, 8 ], [ 8, 25, 26, 27 ], [ 8, 27, 28, 9 ], 
      [ 9, 28, 40, 10 ], [ 10, 40, 30, 31 ], [ 10, 31, 32, 11 ], 
      [ 11, 32, 33, 12 ], [ 12, 33, 23, 13 ], [ 39, 22, 33, 24 ], 
      [ 14, 23, 34, 15 ], [ 15, 34, 35, 16 ], [ 16, 35, 36, 41 ], 
      [ 16, 41, 38, 17 ], [ 17, 38, 29, 18 ], [ 40, 40, 28, 30 ], 
      [ 19, 29, 38, 36 ], [ 19, 36, 35, 20 ], [ 20, 35, 34, 21 ], 
      [ 21, 34, 23, 22 ], [ 24, 33, 32, 25 ], [ 25, 32, 31, 26 ], 
      [ 26, 31, 30, 37 ], [ 41, 41, 36, 38 ], [ 27, 37, 30, 28 ], 
      [ 13, 13, 23, 14 ], [ 29, 29, 19, 18 ], [ 37, 37, 27, 26 ] ], 
  [ [ 2, 3, 4, 5 ], [ 1, 6, 7, 8 ], [ 1, 8, 9, 10 ], [ 1, 10, 11, 12 ], 
      [ 1, 12, 13, 6 ], [ 2, 5, 14, 7 ], [ 2, 6, 15, 16 ], [ 2, 16, 17, 3 ], 
      [ 3, 17, 18, 19 ], [ 3, 19, 20, 4 ], [ 39, 39, 4, 20 ], 
      [ 4, 39, 22, 5 ], [ 5, 22, 23, 14 ], [ 6, 13, 24, 15 ], 
      [ 7, 14, 25, 26 ], [ 7, 26, 40, 8 ], [ 8, 40, 28, 9 ], 
      [ 9, 28, 29, 30 ], [ 9, 30, 31, 10 ], [ 10, 31, 21, 11 ], 
      [ 39, 20, 32, 22 ], [ 12, 21, 33, 13 ], [ 13, 33, 34, 24 ], 
      [ 14, 23, 41, 25 ], [ 15, 24, 35, 36 ], [ 15, 36, 27, 16 ], 
      [ 40, 40, 26, 28 ], [ 17, 27, 36, 18 ], [ 18, 36, 35, 37 ], 
      [ 18, 37, 31, 19 ], [ 19, 30, 32, 20 ], [ 21, 31, 37, 33 ], 
      [ 22, 32, 38, 23 ], [ 41, 41, 23, 38 ], [ 25, 41, 38, 29 ], 
      [ 25, 29, 28, 26 ], [ 29, 38, 32, 30 ], [ 33, 37, 35, 34 ], 
      [ 11, 11, 21, 12 ], [ 27, 27, 17, 16 ], [ 34, 34, 35, 24 ] ], 
  [ [ 2, 3, 4, 5 ], [ 1, 6, 7, 8 ], [ 1, 8, 9, 10 ], [ 1, 10, 11, 12 ], 
      [ 1, 12, 13, 6 ], [ 2, 5, 14, 7 ], [ 2, 6, 15, 16 ], [ 2, 16, 17, 3 ], 
      [ 3, 17, 18, 19 ], [ 3, 19, 39, 4 ], [ 4, 39, 21, 22 ], 
      [ 4, 22, 23, 5 ], [ 5, 23, 24, 14 ], [ 6, 13, 25, 15 ], 
      [ 7, 14, 26, 27 ], [ 7, 27, 40, 8 ], [ 8, 40, 29, 9 ], 
      [ 9, 29, 30, 31 ], [ 9, 31, 20, 10 ], [ 39, 39, 19, 21 ], 
      [ 11, 20, 31, 32 ], [ 11, 32, 23, 12 ], [ 12, 22, 33, 13 ], 
      [ 13, 33, 34, 25 ], [ 14, 24, 41, 26 ], [ 15, 25, 35, 36 ], 
      [ 15, 36, 28, 16 ], [ 40, 40, 27, 29 ], [ 17, 28, 36, 18 ], 
      [ 18, 36, 35, 37 ], [ 18, 37, 21, 19 ], [ 21, 37, 33, 22 ], 
      [ 23, 32, 38, 24 ], [ 41, 41, 24, 38 ], [ 26, 41, 38, 30 ], 
      [ 26, 30, 29, 27 ], [ 30, 38, 32, 31 ], [ 33, 37, 35, 34 ], 
      [ 20, 20, 11, 10 ], [ 28, 28, 17, 16 ], [ 34, 34, 35, 25 ] ], 
  [ [ 2, 3, 4, 5 ], [ 1, 6, 7, 8 ], [ 1, 8, 9, 10 ], [ 1, 10, 11, 12 ], 
      [ 1, 12, 13, 6 ], [ 2, 5, 14, 7 ], [ 2, 6, 15, 16 ], [ 2, 16, 39, 3 ], 
      [ 3, 39, 18, 19 ], [ 3, 19, 20, 4 ], [ 4, 20, 21, 22 ], 
      [ 4, 22, 23, 5 ], [ 5, 23, 24, 14 ], [ 6, 13, 40, 15 ], 
      [ 7, 14, 25, 26 ], [ 7, 26, 17, 8 ], [ 39, 39, 16, 18 ], 
      [ 9, 17, 26, 27 ], [ 9, 27, 28, 10 ], [ 10, 28, 29, 11 ], 
      [ 11, 29, 30, 31 ], [ 11, 31, 32, 12 ], [ 12, 32, 33, 13 ], 
      [ 40, 40, 13, 33 ], [ 15, 40, 33, 34 ], [ 15, 34, 18, 16 ], 
      [ 18, 34, 35, 19 ], [ 19, 35, 36, 20 ], [ 20, 36, 30, 21 ], 
      [ 41, 41, 21, 29 ], [ 21, 41, 37, 22 ], [ 22, 37, 38, 23 ], 
      [ 23, 38, 25, 24 ], [ 25, 38, 27, 26 ], [ 27, 38, 37, 28 ], 
      [ 28, 37, 41, 29 ], [ 31, 36, 35, 32 ], [ 32, 35, 34, 33 ], 
      [ 17, 17, 9, 8 ], [ 24, 24, 25, 14 ], [ 30, 30, 36, 31 ] ], 
  [ [ 2, 3, 4, 5 ], [ 1, 6, 7, 8 ], [ 1, 8, 9, 10 ], [ 1, 10, 11, 12 ], 
      [ 1, 12, 13, 6 ], [ 2, 5, 14, 15 ], [ 2, 15, 16, 17 ], [ 2, 17, 18, 3 ],
      [ 3, 18, 19, 20 ], [ 3, 20, 11, 4 ], [ 4, 10, 21, 22 ], 
      [ 4, 22, 23, 5 ], [ 5, 23, 24, 14 ], [ 6, 13, 25, 26 ], 
      [ 6, 26, 27, 7 ], [ 7, 27, 28, 29 ], [ 7, 29, 40, 8 ], [ 8, 40, 31, 9 ],
      [ 9, 31, 32, 33 ], [ 9, 33, 21, 10 ], [ 39, 39, 11, 20 ], 
      [ 11, 39, 34, 12 ], [ 12, 34, 35, 13 ], [ 13, 35, 36, 25 ], 
      [ 14, 24, 37, 26 ], [ 14, 25, 41, 15 ], [ 15, 41, 36, 16 ], 
      [ 16, 36, 35, 38 ], [ 16, 38, 30, 17 ], [ 40, 40, 29, 31 ], 
      [ 18, 30, 38, 19 ], [ 19, 38, 35, 34 ], [ 19, 34, 39, 20 ], 
      [ 22, 33, 32, 23 ], [ 23, 32, 28, 24 ], [ 24, 28, 27, 37 ], 
      [ 41, 41, 25, 36 ], [ 28, 32, 31, 29 ], [ 21, 21, 33, 22 ], 
      [ 30, 30, 18, 17 ], [ 37, 37, 27, 26 ] ], 
  [ [ 2, 3, 4, 5 ], [ 1, 6, 7, 8 ], [ 1, 8, 9, 10 ], [ 1, 10, 11, 12 ], 
      [ 1, 12, 13, 6 ], [ 2, 5, 14, 15 ], [ 2, 15, 16, 17 ], [ 2, 17, 18, 3 ],
      [ 3, 18, 19, 20 ], [ 3, 20, 21, 4 ], [ 4, 21, 22, 23 ], 
      [ 4, 23, 24, 5 ], [ 5, 24, 25, 14 ], [ 39, 39, 6, 13 ], 
      [ 6, 39, 26, 7 ], [ 40, 40, 7, 26 ], [ 7, 40, 28, 8 ], [ 8, 28, 29, 9 ],
      [ 9, 29, 30, 31 ], [ 9, 31, 32, 10 ], [ 10, 32, 41, 11 ], 
      [ 11, 41, 34, 35 ], [ 11, 35, 36, 12 ], [ 12, 36, 37, 13 ], 
      [ 13, 37, 26, 39 ], [ 15, 25, 27, 16 ], [ 40, 26, 37, 28 ], 
      [ 17, 27, 38, 18 ], [ 18, 38, 30, 19 ], [ 19, 29, 36, 35 ], 
      [ 19, 35, 34, 20 ], [ 20, 34, 33, 21 ], [ 41, 41, 32, 34 ], 
      [ 22, 33, 32, 31 ], [ 22, 31, 30, 23 ], [ 23, 30, 38, 24 ], 
      [ 24, 38, 27, 25 ], [ 28, 37, 36, 29 ], [ 14, 14, 25, 15 ], 
      [ 16, 16, 27, 17 ], [ 33, 33, 22, 21 ] ], 
  [ [ 2, 3, 4, 5 ], [ 1, 6, 7, 8 ], [ 1, 8, 9, 10 ], [ 1, 10, 11, 12 ], 
      [ 1, 12, 13, 6 ], [ 2, 5, 14, 15 ], [ 2, 15, 16, 17 ], [ 2, 17, 18, 3 ],
      [ 3, 18, 19, 20 ], [ 3, 20, 21, 4 ], [ 4, 21, 38, 23 ], 
      [ 4, 23, 24, 5 ], [ 5, 24, 25, 14 ], [ 6, 13, 26, 27 ], 
      [ 6, 27, 28, 7 ], [ 7, 28, 29, 40 ], [ 7, 40, 31, 8 ], [ 8, 31, 32, 9 ],
      [ 9, 32, 27, 26 ], [ 9, 26, 33, 10 ], [ 10, 33, 22, 11 ], 
      [ 39, 38, 21, 34 ], [ 11, 39, 34, 12 ], [ 12, 34, 25, 13 ], 
      [ 13, 24, 33, 26 ], [ 14, 25, 20, 19 ], [ 14, 19, 35, 15 ], 
      [ 15, 35, 41, 16 ], [ 16, 41, 37, 30 ], [ 40, 40, 29, 31 ], 
      [ 17, 30, 37, 18 ], [ 18, 37, 35, 19 ], [ 20, 25, 34, 21 ], 
      [ 22, 33, 24, 23 ], [ 27, 32, 36, 28 ], [ 41, 41, 35, 37 ], 
      [ 29, 36, 32, 31 ], [ 39, 39, 11, 22 ], [ 38, 38, 22, 23 ], 
      [ 30, 30, 17, 16 ], [ 36, 36, 29, 28 ] ], 
  [ [ 2, 3, 4, 5 ], [ 1, 6, 7, 8 ], [ 1, 8, 9, 10 ], [ 1, 10, 11, 12 ], 
      [ 1, 12, 13, 6 ], [ 2, 5, 14, 15 ], [ 2, 15, 16, 17 ], [ 2, 17, 18, 3 ],
      [ 3, 18, 19, 20 ], [ 3, 20, 21, 4 ], [ 4, 21, 39, 23 ], 
      [ 4, 23, 24, 5 ], [ 5, 24, 25, 14 ], [ 38, 38, 6, 13 ], 
      [ 6, 38, 26, 7 ], [ 7, 26, 27, 28 ], [ 7, 28, 40, 8 ], [ 8, 40, 30, 9 ],
      [ 9, 30, 31, 32 ], [ 9, 32, 33, 10 ], [ 10, 33, 41, 11 ], 
      [ 41, 41, 33, 39 ], [ 11, 34, 35, 12 ], [ 12, 35, 36, 13 ], 
      [ 13, 36, 26, 38 ], [ 15, 25, 27, 16 ], [ 16, 26, 36, 37 ], 
      [ 16, 37, 29, 17 ], [ 40, 40, 28, 30 ], [ 18, 29, 37, 19 ], 
      [ 19, 37, 36, 35 ], [ 19, 35, 34, 20 ], [ 20, 34, 22, 21 ], 
      [ 39, 33, 32, 23 ], [ 23, 32, 31, 24 ], [ 24, 31, 27, 25 ], 
      [ 27, 31, 30, 28 ], [ 14, 14, 25, 15 ], [ 41, 22, 34, 11 ], 
      [ 29, 29, 18, 17 ], [ 22, 22, 39, 21 ] ], 
  [ [ 2, 3, 4, 5 ], [ 1, 6, 7, 8 ], [ 1, 8, 9, 10 ], [ 1, 10, 11, 12 ], 
      [ 1, 12, 13, 6 ], [ 2, 5, 14, 15 ], [ 2, 15, 16, 17 ], [ 2, 17, 18, 3 ],
      [ 3, 18, 19, 20 ], [ 3, 20, 21, 4 ], [ 39, 39, 4, 21 ], 
      [ 4, 39, 23, 5 ], [ 5, 23, 24, 14 ], [ 6, 13, 25, 26 ], 
      [ 6, 26, 40, 7 ], [ 7, 40, 28, 29 ], [ 7, 29, 41, 8 ], [ 8, 41, 31, 9 ],
      [ 9, 31, 32, 33 ], [ 9, 33, 34, 10 ], [ 10, 34, 22, 11 ], 
      [ 39, 21, 35, 23 ], [ 12, 22, 24, 13 ], [ 13, 23, 35, 25 ], 
      [ 14, 24, 36, 37 ], [ 14, 37, 27, 15 ], [ 40, 40, 26, 28 ], 
      [ 16, 27, 37, 38 ], [ 16, 38, 30, 17 ], [ 41, 41, 29, 31 ], 
      [ 18, 30, 38, 19 ], [ 19, 38, 37, 36 ], [ 19, 36, 34, 20 ], 
      [ 20, 33, 35, 21 ], [ 22, 34, 36, 24 ], [ 25, 35, 33, 32 ], 
      [ 25, 32, 28, 26 ], [ 28, 32, 31, 29 ], [ 11, 11, 22, 12 ], 
      [ 27, 27, 16, 15 ], [ 30, 30, 18, 17 ] ], 
  [ [ 2, 3, 4, 5 ], [ 1, 6, 7, 8 ], [ 1, 8, 9, 10 ], [ 1, 10, 11, 12 ], 
      [ 1, 12, 13, 6 ], [ 2, 5, 14, 15 ], [ 2, 15, 16, 17 ], [ 2, 17, 18, 3 ],
      [ 3, 18, 19, 20 ], [ 3, 20, 39, 4 ], [ 4, 39, 22, 23 ], 
      [ 4, 23, 40, 5 ], [ 5, 40, 25, 14 ], [ 6, 13, 26, 27 ], 
      [ 6, 27, 41, 7 ], [ 7, 41, 29, 30 ], [ 7, 30, 31, 8 ], [ 8, 31, 32, 9 ],
      [ 9, 32, 33, 34 ], [ 9, 34, 21, 10 ], [ 39, 39, 20, 22 ], 
      [ 11, 21, 34, 35 ], [ 11, 35, 24, 12 ], [ 40, 40, 23, 25 ], 
      [ 13, 24, 35, 26 ], [ 14, 25, 36, 37 ], [ 14, 37, 28, 15 ], 
      [ 41, 41, 27, 29 ], [ 16, 28, 37, 38 ], [ 16, 38, 31, 17 ], 
      [ 17, 30, 32, 18 ], [ 18, 31, 38, 19 ], [ 19, 38, 37, 36 ], 
      [ 19, 36, 22, 20 ], [ 22, 36, 25, 23 ], [ 26, 35, 34, 33 ], 
      [ 26, 33, 29, 27 ], [ 29, 33, 32, 30 ], [ 21, 21, 11, 10 ], 
      [ 24, 24, 13, 12 ], [ 28, 28, 16, 15 ] ], 
  [ [ 2, 3, 4, 5 ], [ 1, 6, 7, 8 ], [ 1, 8, 9, 10 ], [ 1, 10, 11, 12 ], 
      [ 1, 12, 13, 6 ], [ 2, 5, 14, 15 ], [ 2, 15, 16, 17 ], [ 2, 17, 39, 3 ],
      [ 3, 39, 19, 20 ], [ 3, 20, 11, 4 ], [ 4, 10, 21, 22 ], 
      [ 4, 22, 23, 5 ], [ 5, 23, 24, 14 ], [ 6, 13, 25, 26 ], 
      [ 6, 26, 27, 7 ], [ 7, 27, 28, 29 ], [ 7, 29, 18, 8 ], 
      [ 39, 39, 17, 19 ], [ 9, 18, 29, 30 ], [ 9, 30, 21, 10 ], 
      [ 11, 20, 31, 40 ], [ 11, 40, 33, 12 ], [ 12, 33, 34, 13 ], 
      [ 13, 34, 35, 25 ], [ 14, 24, 36, 26 ], [ 14, 25, 41, 15 ], 
      [ 15, 41, 35, 16 ], [ 16, 35, 34, 37 ], [ 16, 37, 19, 17 ], 
      [ 19, 37, 31, 20 ], [ 21, 30, 38, 32 ], [ 40, 40, 31, 33 ], 
      [ 22, 32, 38, 23 ], [ 23, 38, 28, 24 ], [ 24, 28, 27, 36 ], 
      [ 41, 41, 25, 35 ], [ 28, 38, 30, 29 ], [ 31, 37, 34, 33 ], 
      [ 18, 18, 9, 8 ], [ 32, 32, 22, 21 ], [ 36, 36, 27, 26 ] ], 
  [ [ 2, 3, 4, 5 ], [ 1, 6, 7, 8 ], [ 1, 8, 9, 10 ], [ 1, 10, 38, 12 ], 
      [ 1, 12, 13, 6 ], [ 2, 5, 14, 15 ], [ 2, 15, 16, 17 ], [ 2, 17, 18, 3 ],
      [ 3, 18, 19, 20 ], [ 3, 20, 39, 4 ], [ 39, 39, 20, 38 ], 
      [ 4, 21, 22, 5 ], [ 5, 22, 23, 14 ], [ 6, 13, 24, 25 ], 
      [ 6, 25, 26, 7 ], [ 7, 26, 41, 28 ], [ 7, 28, 29, 8 ], [ 8, 29, 30, 9 ],
      [ 9, 30, 22, 21 ], [ 9, 21, 11, 10 ], [ 38, 20, 19, 12 ], 
      [ 12, 19, 31, 13 ], [ 13, 31, 32, 24 ], [ 40, 40, 14, 23 ], 
      [ 14, 40, 33, 15 ], [ 15, 33, 27, 16 ], [ 41, 41, 26, 34 ], 
      [ 16, 35, 29, 17 ], [ 17, 28, 36, 18 ], [ 18, 36, 31, 19 ], 
      [ 22, 30, 37, 23 ], [ 23, 37, 33, 40 ], [ 25, 32, 34, 26 ], 
      [ 27, 33, 37, 35 ], [ 41, 34, 36, 28 ], [ 29, 35, 37, 30 ], 
      [ 31, 36, 34, 32 ], [ 39, 11, 21, 4 ], [ 11, 11, 38, 10 ], 
      [ 24, 24, 32, 25 ], [ 27, 27, 35, 16 ] ], 
  [ [ 2, 3, 4, 5 ], [ 1, 6, 7, 8 ], [ 1, 8, 9, 10 ], [ 1, 10, 38, 12 ], 
      [ 1, 12, 13, 6 ], [ 2, 5, 14, 15 ], [ 2, 15, 16, 17 ], [ 2, 17, 18, 3 ],
      [ 3, 18, 19, 20 ], [ 3, 20, 39, 4 ], [ 39, 39, 20, 38 ], 
      [ 4, 21, 22, 5 ], [ 5, 22, 23, 14 ], [ 6, 13, 24, 40 ], 
      [ 6, 40, 26, 7 ], [ 7, 26, 27, 28 ], [ 7, 28, 29, 8 ], [ 8, 29, 30, 9 ],
      [ 9, 30, 22, 21 ], [ 9, 21, 11, 10 ], [ 38, 20, 19, 12 ], 
      [ 12, 19, 31, 13 ], [ 13, 31, 32, 24 ], [ 14, 23, 33, 25 ], 
      [ 40, 40, 24, 26 ], [ 15, 25, 33, 16 ], [ 16, 33, 34, 35 ], 
      [ 16, 35, 29, 17 ], [ 17, 28, 36, 18 ], [ 18, 36, 31, 19 ], 
      [ 22, 30, 37, 23 ], [ 23, 37, 34, 33 ], [ 24, 32, 27, 26 ], 
      [ 41, 41, 27, 32 ], [ 27, 41, 36, 28 ], [ 29, 35, 37, 30 ], 
      [ 31, 36, 41, 32 ], [ 39, 11, 21, 4 ], [ 11, 11, 38, 10 ], 
      [ 25, 25, 15, 14 ], [ 34, 34, 37, 35 ] ], 
  [ [ 2, 3, 4, 5 ], [ 1, 6, 7, 8 ], [ 1, 8, 9, 10 ], [ 1, 10, 39, 12 ], 
      [ 1, 12, 13, 6 ], [ 2, 5, 14, 15 ], [ 2, 15, 16, 17 ], [ 2, 17, 18, 3 ],
      [ 3, 18, 19, 20 ], [ 3, 20, 11, 4 ], [ 39, 39, 10, 21 ], 
      [ 4, 22, 23, 5 ], [ 5, 23, 24, 14 ], [ 6, 13, 25, 26 ], 
      [ 6, 26, 27, 7 ], [ 7, 27, 28, 29 ], [ 7, 29, 40, 8 ], [ 8, 40, 31, 9 ],
      [ 9, 31, 32, 33 ], [ 9, 33, 21, 10 ], [ 11, 20, 33, 22 ], 
      [ 39, 21, 34, 12 ], [ 12, 34, 35, 13 ], [ 13, 35, 36, 25 ], 
      [ 14, 24, 37, 26 ], [ 14, 25, 41, 15 ], [ 15, 41, 36, 16 ], 
      [ 16, 36, 35, 38 ], [ 16, 38, 30, 17 ], [ 40, 40, 29, 31 ], 
      [ 18, 30, 38, 19 ], [ 19, 38, 35, 34 ], [ 19, 34, 21, 20 ], 
      [ 22, 33, 32, 23 ], [ 23, 32, 28, 24 ], [ 24, 28, 27, 37 ], 
      [ 41, 41, 25, 36 ], [ 28, 32, 31, 29 ], [ 11, 11, 22, 4 ], 
      [ 30, 30, 18, 17 ], [ 37, 37, 27, 26 ] ], 
  [ [ 2, 3, 4, 5 ], [ 1, 6, 7, 8 ], [ 1, 8, 9, 10 ], [ 1, 10, 39, 12 ], 
      [ 1, 12, 13, 6 ], [ 2, 5, 14, 15 ], [ 2, 15, 16, 17 ], [ 2, 17, 18, 3 ],
      [ 3, 18, 19, 20 ], [ 3, 20, 11, 4 ], [ 39, 39, 10, 21 ], 
      [ 4, 22, 40, 5 ], [ 5, 40, 24, 14 ], [ 6, 13, 25, 26 ], 
      [ 6, 26, 27, 7 ], [ 7, 27, 28, 29 ], [ 7, 29, 30, 8 ], [ 8, 30, 31, 9 ],
      [ 9, 31, 26, 25 ], [ 9, 25, 21, 10 ], [ 11, 20, 24, 22 ], 
      [ 39, 21, 23, 12 ], [ 40, 40, 22, 24 ], [ 13, 23, 21, 25 ], 
      [ 14, 24, 20, 19 ], [ 14, 19, 32, 15 ], [ 15, 32, 33, 16 ], 
      [ 16, 33, 41, 29 ], [ 16, 28, 35, 17 ], [ 17, 35, 36, 18 ], 
      [ 18, 36, 32, 19 ], [ 26, 31, 37, 27 ], [ 27, 37, 34, 28 ], 
      [ 41, 41, 33, 38 ], [ 29, 41, 38, 30 ], [ 30, 38, 37, 31 ], 
      [ 32, 36, 38, 33 ], [ 34, 37, 36, 35 ], [ 11, 11, 22, 4 ], 
      [ 23, 23, 13, 12 ], [ 34, 34, 35, 28 ] ], 
  [ [ 2, 3, 4, 5 ], [ 1, 6, 7, 8 ], [ 1, 8, 9, 10 ], [ 1, 10, 39, 12 ], 
      [ 1, 12, 13, 6 ], [ 2, 5, 14, 15 ], [ 2, 15, 16, 17 ], [ 2, 17, 18, 3 ],
      [ 3, 18, 19, 20 ], [ 3, 20, 11, 4 ], [ 39, 39, 10, 21 ], 
      [ 4, 22, 40, 5 ], [ 5, 40, 24, 14 ], [ 6, 13, 25, 26 ], 
      [ 6, 26, 27, 7 ], [ 7, 27, 28, 29 ], [ 7, 29, 30, 8 ], [ 8, 30, 31, 9 ],
      [ 9, 31, 26, 25 ], [ 9, 25, 21, 10 ], [ 11, 20, 24, 22 ], 
      [ 39, 21, 23, 12 ], [ 40, 40, 22, 24 ], [ 13, 23, 21, 25 ], 
      [ 14, 24, 20, 19 ], [ 14, 19, 32, 15 ], [ 15, 32, 33, 16 ], 
      [ 41, 41, 16, 33 ], [ 16, 41, 35, 17 ], [ 17, 35, 36, 18 ], 
      [ 18, 36, 32, 19 ], [ 26, 31, 37, 27 ], [ 27, 37, 34, 28 ], 
      [ 41, 33, 38, 35 ], [ 29, 34, 38, 30 ], [ 30, 38, 37, 31 ], 
      [ 32, 36, 38, 33 ], [ 34, 37, 36, 35 ], [ 11, 11, 22, 4 ], 
      [ 23, 23, 13, 12 ], [ 28, 28, 34, 29 ] ], 
  [ [ 2, 3, 4, 5 ], [ 1, 6, 7, 8 ], [ 39, 39, 1, 8 ], [ 1, 39, 10, 11 ], 
      [ 1, 11, 12, 6 ], [ 2, 5, 13, 14 ], [ 2, 14, 15, 16 ], [ 2, 16, 9, 3 ], 
      [ 39, 8, 17, 10 ], [ 4, 9, 18, 19 ], [ 4, 19, 20, 5 ], 
      [ 5, 20, 21, 13 ], [ 6, 12, 22, 23 ], [ 6, 23, 24, 7 ], 
      [ 7, 24, 41, 26 ], [ 7, 26, 17, 8 ], [ 9, 16, 27, 18 ], 
      [ 10, 17, 28, 29 ], [ 10, 29, 30, 11 ], [ 11, 30, 31, 12 ], 
      [ 12, 31, 32, 22 ], [ 40, 40, 13, 21 ], [ 13, 40, 33, 14 ], 
      [ 14, 33, 25, 15 ], [ 41, 41, 24, 34 ], [ 15, 35, 27, 16 ], 
      [ 17, 26, 36, 28 ], [ 18, 27, 37, 29 ], [ 18, 28, 30, 19 ], 
      [ 19, 29, 37, 20 ], [ 20, 37, 38, 21 ], [ 21, 38, 33, 40 ], 
      [ 23, 32, 34, 24 ], [ 25, 33, 38, 35 ], [ 41, 34, 36, 26 ], 
      [ 27, 35, 38, 37 ], [ 28, 36, 31, 30 ], [ 31, 36, 34, 32 ], 
      [ 3, 3, 9, 4 ], [ 22, 22, 32, 23 ], [ 25, 25, 35, 15 ] ], 
  [ [ 2, 3, 4, 5 ], [ 1, 6, 7, 8 ], [ 39, 39, 1, 8 ], [ 1, 39, 10, 11 ], 
      [ 1, 11, 12, 6 ], [ 2, 5, 13, 14 ], [ 2, 14, 15, 16 ], [ 2, 16, 9, 3 ], 
      [ 39, 8, 17, 10 ], [ 4, 9, 18, 19 ], [ 4, 19, 20, 5 ], 
      [ 5, 20, 21, 13 ], [ 6, 12, 22, 40 ], [ 6, 40, 24, 7 ], 
      [ 7, 24, 25, 26 ], [ 7, 26, 17, 8 ], [ 9, 16, 27, 18 ], 
      [ 10, 17, 28, 41 ], [ 10, 41, 30, 11 ], [ 11, 30, 31, 12 ], 
      [ 12, 31, 32, 22 ], [ 13, 21, 33, 23 ], [ 40, 40, 22, 24 ], 
      [ 14, 23, 33, 15 ], [ 15, 33, 34, 35 ], [ 15, 35, 27, 16 ], 
      [ 17, 26, 36, 28 ], [ 18, 27, 37, 29 ], [ 41, 41, 28, 30 ], 
      [ 19, 29, 37, 20 ], [ 20, 37, 38, 21 ], [ 21, 38, 34, 33 ], 
      [ 22, 32, 25, 24 ], [ 25, 32, 38, 35 ], [ 25, 34, 36, 26 ], 
      [ 27, 35, 38, 37 ], [ 28, 36, 31, 30 ], [ 31, 36, 34, 32 ], 
      [ 3, 3, 9, 4 ], [ 23, 23, 14, 13 ], [ 29, 29, 19, 18 ] ], 
  [ [ 2, 3, 4, 5 ], [ 1, 6, 39, 8 ], [ 1, 8, 9, 10 ], [ 1, 10, 11, 12 ], 
      [ 1, 12, 13, 6 ], [ 2, 5, 14, 7 ], [ 39, 39, 6, 15 ], [ 2, 16, 17, 3 ], 
      [ 3, 17, 18, 19 ], [ 3, 19, 20, 4 ], [ 4, 20, 21, 22 ], 
      [ 4, 22, 23, 5 ], [ 5, 23, 24, 14 ], [ 6, 13, 40, 15 ], 
      [ 7, 14, 25, 16 ], [ 39, 15, 26, 8 ], [ 8, 26, 27, 9 ], 
      [ 9, 27, 28, 29 ], [ 9, 29, 41, 10 ], [ 10, 41, 31, 11 ], 
      [ 11, 31, 32, 33 ], [ 11, 33, 34, 12 ], [ 12, 34, 35, 13 ], 
      [ 40, 40, 13, 35 ], [ 15, 40, 35, 26 ], [ 16, 25, 36, 17 ], 
      [ 17, 36, 37, 18 ], [ 18, 37, 32, 38 ], [ 18, 38, 30, 19 ], 
      [ 41, 41, 29, 31 ], [ 20, 30, 38, 21 ], [ 21, 38, 28, 33 ], 
      [ 21, 32, 37, 22 ], [ 22, 37, 36, 23 ], [ 23, 36, 25, 24 ], 
      [ 26, 35, 34, 27 ], [ 27, 34, 33, 28 ], [ 28, 32, 31, 29 ], 
      [ 7, 7, 16, 2 ], [ 24, 24, 25, 14 ], [ 30, 30, 20, 19 ] ], 
  [ [ 2, 3, 4, 5 ], [ 39, 39, 1, 6 ], [ 1, 39, 8, 9 ], [ 1, 9, 10, 11 ], 
      [ 1, 11, 12, 6 ], [ 2, 5, 13, 7 ], [ 39, 6, 14, 8 ], [ 3, 7, 15, 16 ], 
      [ 3, 16, 17, 4 ], [ 4, 17, 18, 11 ], [ 4, 10, 19, 5 ], 
      [ 5, 19, 20, 13 ], [ 6, 12, 21, 14 ], [ 7, 13, 22, 15 ], 
      [ 8, 14, 23, 24 ], [ 8, 24, 25, 9 ], [ 9, 25, 26, 10 ], 
      [ 10, 26, 27, 19 ], [ 11, 18, 28, 12 ], [ 12, 28, 29, 21 ], 
      [ 13, 20, 40, 22 ], [ 14, 21, 30, 23 ], [ 15, 22, 31, 32 ], 
      [ 15, 32, 33, 16 ], [ 16, 33, 41, 17 ], [ 17, 41, 35, 18 ], 
      [ 18, 35, 36, 28 ], [ 19, 27, 37, 20 ], [ 40, 40, 20, 37 ], 
      [ 22, 40, 37, 31 ], [ 23, 30, 36, 32 ], [ 23, 31, 38, 24 ], 
      [ 24, 38, 34, 25 ], [ 41, 41, 33, 35 ], [ 26, 34, 38, 27 ], 
      [ 27, 38, 31, 37 ], [ 28, 36, 30, 29 ], [ 32, 36, 35, 33 ], 
      [ 2, 2, 7, 3 ], [ 29, 29, 30, 21 ], [ 34, 34, 26, 25 ] ], 
  [ [ 2, 3, 4, 5 ], [ 39, 39, 1, 6 ], [ 1, 39, 8, 9 ], [ 1, 9, 10, 11 ], 
      [ 1, 11, 12, 6 ], [ 2, 5, 13, 7 ], [ 39, 6, 14, 8 ], [ 3, 7, 15, 16 ], 
      [ 3, 16, 17, 4 ], [ 4, 17, 18, 19 ], [ 4, 19, 20, 5 ], 
      [ 5, 20, 21, 13 ], [ 6, 12, 22, 14 ], [ 7, 13, 23, 15 ], 
      [ 8, 14, 24, 25 ], [ 8, 25, 26, 9 ], [ 9, 26, 18, 10 ], 
      [ 10, 17, 27, 28 ], [ 10, 28, 29, 11 ], [ 11, 29, 30, 12 ], 
      [ 12, 30, 31, 22 ], [ 13, 21, 40, 23 ], [ 14, 22, 32, 24 ], 
      [ 15, 23, 33, 34 ], [ 15, 34, 41, 16 ], [ 16, 41, 27, 17 ], 
      [ 18, 26, 35, 36 ], [ 18, 36, 37, 19 ], [ 19, 37, 30, 20 ], 
      [ 20, 29, 38, 21 ], [ 40, 40, 21, 38 ], [ 23, 40, 38, 33 ], 
      [ 24, 32, 37, 36 ], [ 24, 36, 35, 25 ], [ 41, 41, 34, 27 ], 
      [ 27, 34, 33, 28 ], [ 28, 33, 38, 29 ], [ 30, 37, 32, 31 ], 
      [ 2, 2, 7, 3 ], [ 31, 31, 32, 22 ], [ 35, 35, 26, 25 ] ], 
  [ [ 2, 3, 4, 5 ], [ 39, 39, 1, 6 ], [ 1, 39, 8, 9 ], [ 1, 9, 10, 11 ], 
      [ 1, 11, 12, 6 ], [ 2, 5, 13, 7 ], [ 39, 6, 14, 8 ], [ 3, 7, 15, 16 ], 
      [ 3, 16, 17, 4 ], [ 4, 17, 18, 19 ], [ 4, 19, 20, 5 ], 
      [ 5, 20, 21, 13 ], [ 6, 12, 40, 14 ], [ 7, 13, 22, 15 ], 
      [ 8, 14, 23, 24 ], [ 8, 24, 25, 9 ], [ 9, 25, 26, 10 ], 
      [ 10, 26, 27, 28 ], [ 10, 28, 29, 11 ], [ 11, 29, 30, 12 ], 
      [ 40, 40, 12, 30 ], [ 14, 40, 30, 23 ], [ 15, 22, 31, 32 ], 
      [ 15, 32, 33, 16 ], [ 16, 33, 34, 17 ], [ 17, 34, 35, 18 ], 
      [ 18, 35, 36, 37 ], [ 18, 37, 29, 19 ], [ 19, 28, 31, 20 ], 
      [ 20, 31, 22, 21 ], [ 23, 30, 29, 37 ], [ 23, 37, 36, 24 ], 
      [ 24, 36, 41, 25 ], [ 25, 41, 35, 26 ], [ 26, 34, 38, 27 ], 
      [ 27, 38, 33, 32 ], [ 27, 32, 31, 28 ], [ 41, 41, 36, 35 ], 
      [ 2, 2, 7, 3 ], [ 21, 21, 22, 13 ], [ 38, 38, 34, 33 ] ], 
  [ [ 2, 3, 4, 5 ], [ 39, 39, 1, 6 ], [ 1, 39, 8, 9 ], [ 1, 9, 10, 11 ], 
      [ 1, 11, 12, 6 ], [ 2, 5, 13, 7 ], [ 39, 6, 14, 8 ], [ 3, 7, 15, 16 ], 
      [ 3, 16, 17, 4 ], [ 4, 17, 18, 19 ], [ 4, 19, 20, 5 ], 
      [ 5, 20, 21, 13 ], [ 6, 12, 40, 14 ], [ 7, 13, 22, 15 ], 
      [ 8, 14, 23, 24 ], [ 8, 24, 25, 9 ], [ 9, 25, 26, 10 ], 
      [ 10, 26, 27, 28 ], [ 10, 28, 29, 11 ], [ 11, 29, 30, 12 ], 
      [ 40, 40, 12, 30 ], [ 14, 40, 30, 23 ], [ 15, 22, 31, 32 ], 
      [ 15, 32, 33, 16 ], [ 16, 33, 34, 17 ], [ 17, 34, 41, 18 ], 
      [ 18, 41, 36, 37 ], [ 18, 37, 38, 19 ], [ 19, 38, 31, 20 ], 
      [ 20, 31, 22, 21 ], [ 23, 30, 29, 38 ], [ 23, 38, 37, 24 ], 
      [ 24, 37, 36, 25 ], [ 25, 36, 35, 26 ], [ 41, 41, 34, 36 ], 
      [ 27, 35, 34, 33 ], [ 27, 33, 32, 28 ], [ 28, 32, 31, 29 ], 
      [ 2, 2, 7, 3 ], [ 21, 21, 22, 13 ], [ 35, 35, 27, 26 ] ], 
  [ [ 2, 3, 4, 5 ], [ 39, 39, 1, 40 ], [ 1, 39, 7, 8 ], [ 1, 8, 9, 10 ], 
      [ 40, 40, 1, 10 ], [ 39, 40, 10, 7 ], [ 3, 6, 11, 12 ], 
      [ 3, 12, 13, 4 ], [ 4, 13, 14, 11 ], [ 4, 11, 6, 5 ], [ 7, 10, 9, 15 ], 
      [ 7, 15, 16, 8 ], [ 8, 16, 17, 9 ], [ 9, 17, 18, 15 ], 
      [ 11, 14, 19, 12 ], [ 12, 19, 20, 13 ], [ 13, 20, 21, 14 ], 
      [ 14, 21, 22, 19 ], [ 15, 18, 23, 16 ], [ 16, 23, 24, 17 ], 
      [ 17, 24, 25, 18 ], [ 18, 25, 26, 23 ], [ 19, 22, 27, 20 ], 
      [ 20, 27, 28, 21 ], [ 21, 28, 29, 22 ], [ 22, 29, 30, 27 ], 
      [ 23, 26, 31, 24 ], [ 24, 31, 32, 25 ], [ 25, 32, 33, 26 ], 
      [ 26, 33, 34, 31 ], [ 27, 30, 35, 28 ], [ 28, 35, 36, 29 ], 
      [ 29, 36, 41, 30 ], [ 30, 41, 38, 35 ], [ 31, 34, 38, 32 ], 
      [ 32, 38, 37, 33 ], [ 41, 41, 36, 38 ], [ 34, 37, 36, 35 ], 
      [ 2, 2, 6, 3 ], [ 5, 5, 6, 2 ], [ 37, 37, 34, 33 ] ], 
  [ [ 2, 39, 4, 5 ], [ 1, 6, 7, 3 ], [ 39, 39, 2, 8 ], [ 1, 9, 10, 11 ], 
      [ 1, 11, 12, 6 ], [ 2, 5, 13, 14 ], [ 2, 14, 15, 8 ], [ 3, 7, 16, 9 ], 
      [ 39, 8, 17, 4 ], [ 4, 17, 18, 19 ], [ 4, 19, 20, 5 ], 
      [ 5, 20, 21, 13 ], [ 6, 12, 22, 23 ], [ 6, 23, 24, 7 ], 
      [ 7, 24, 25, 16 ], [ 8, 15, 26, 17 ], [ 9, 16, 27, 10 ], 
      [ 10, 27, 28, 29 ], [ 10, 29, 30, 11 ], [ 11, 30, 31, 12 ], 
      [ 12, 31, 32, 22 ], [ 13, 21, 33, 41 ], [ 13, 41, 35, 14 ], 
      [ 14, 35, 32, 15 ], [ 15, 32, 31, 26 ], [ 16, 25, 36, 27 ], 
      [ 17, 26, 37, 18 ], [ 40, 40, 18, 37 ], [ 18, 40, 38, 19 ], 
      [ 19, 38, 36, 20 ], [ 20, 36, 25, 21 ], [ 21, 25, 24, 33 ], 
      [ 22, 32, 35, 34 ], [ 41, 41, 33, 35 ], [ 23, 34, 33, 24 ], 
      [ 26, 31, 30, 37 ], [ 27, 36, 38, 28 ], [ 40, 37, 30, 29 ], 
      [ 3, 3, 9, 1 ], [ 28, 28, 38, 29 ], [ 34, 34, 23, 22 ] ], 
  [ [ 2, 39, 4, 5 ], [ 1, 40, 6, 3 ], [ 39, 39, 2, 7 ], [ 1, 8, 9, 10 ], 
      [ 40, 40, 1, 10 ], [ 2, 11, 12, 7 ], [ 3, 6, 13, 8 ], [ 39, 7, 14, 4 ], 
      [ 4, 14, 15, 16 ], [ 4, 16, 11, 5 ], [ 40, 10, 17, 6 ], 
      [ 6, 17, 18, 13 ], [ 7, 12, 19, 14 ], [ 8, 13, 20, 9 ], 
      [ 9, 20, 21, 22 ], [ 9, 22, 17, 10 ], [ 11, 16, 23, 12 ], 
      [ 12, 23, 24, 19 ], [ 13, 18, 25, 20 ], [ 14, 19, 26, 15 ], 
      [ 15, 26, 27, 28 ], [ 15, 28, 23, 16 ], [ 17, 22, 29, 18 ], 
      [ 18, 29, 30, 25 ], [ 19, 24, 31, 26 ], [ 20, 25, 32, 21 ], 
      [ 21, 32, 33, 34 ], [ 21, 34, 29, 22 ], [ 23, 28, 35, 24 ], 
      [ 24, 35, 36, 31 ], [ 25, 30, 37, 32 ], [ 26, 31, 41, 27 ], 
      [ 27, 41, 36, 38 ], [ 27, 38, 35, 28 ], [ 29, 34, 38, 30 ], 
      [ 30, 38, 33, 37 ], [ 41, 41, 31, 36 ], [ 33, 36, 35, 34 ], 
      [ 3, 3, 8, 1 ], [ 5, 5, 11, 2 ], [ 37, 37, 33, 32 ] ], 
  [ [ 39, 3, 4, 5 ], [ 39, 39, 5, 6 ], [ 1, 7, 8, 9 ], [ 1, 9, 10, 11 ], 
      [ 1, 11, 12, 2 ], [ 2, 12, 13, 7 ], [ 39, 6, 14, 3 ], [ 3, 14, 15, 16 ],
      [ 3, 16, 17, 4 ], [ 4, 17, 18, 19 ], [ 4, 19, 20, 5 ], [ 5, 20, 21, 6 ],
      [ 6, 21, 22, 14 ], [ 7, 13, 23, 8 ], [ 8, 23, 24, 25 ], 
      [ 8, 25, 26, 9 ], [ 9, 26, 27, 10 ], [ 40, 40, 10, 27 ], 
      [ 10, 40, 29, 11 ], [ 11, 29, 30, 12 ], [ 12, 30, 31, 13 ], 
      [ 13, 31, 32, 23 ], [ 14, 22, 41, 15 ], [ 15, 41, 33, 34 ], 
      [ 15, 34, 35, 16 ], [ 16, 35, 36, 17 ], [ 17, 36, 28, 18 ], 
      [ 40, 27, 36, 29 ], [ 19, 28, 37, 20 ], [ 20, 37, 38, 21 ], 
      [ 21, 38, 33, 22 ], [ 41, 41, 22, 33 ], [ 24, 32, 31, 34 ], 
      [ 24, 33, 38, 25 ], [ 25, 38, 37, 26 ], [ 26, 37, 28, 27 ], 
      [ 29, 36, 35, 30 ], [ 30, 35, 34, 31 ], [ 2, 2, 7, 1 ], 
      [ 18, 18, 28, 19 ], [ 32, 32, 24, 23 ] ], 
  [ [ 39, 39, 4, 5 ], [ 39, 5, 6, 7 ], [ 39, 7, 8, 4 ], [ 1, 3, 9, 10 ], 
      [ 1, 10, 11, 2 ], [ 2, 11, 12, 13 ], [ 2, 13, 8, 3 ], [ 3, 7, 14, 9 ], 
      [ 4, 8, 15, 16 ], [ 4, 16, 17, 5 ], [ 5, 17, 18, 6 ], [ 6, 18, 19, 20 ],
      [ 6, 20, 14, 7 ], [ 8, 13, 21, 15 ], [ 9, 14, 22, 23 ], 
      [ 9, 23, 24, 10 ], [ 10, 24, 25, 11 ], [ 11, 25, 26, 12 ], 
      [ 12, 26, 27, 28 ], [ 12, 28, 21, 13 ], [ 14, 20, 29, 22 ], 
      [ 15, 21, 30, 31 ], [ 15, 31, 41, 16 ], [ 16, 41, 33, 17 ], 
      [ 17, 33, 34, 18 ], [ 18, 34, 35, 19 ], [ 40, 40, 19, 35 ], 
      [ 19, 40, 29, 20 ], [ 21, 28, 36, 30 ], [ 22, 29, 37, 38 ], 
      [ 22, 38, 32, 23 ], [ 41, 41, 31, 33 ], [ 24, 32, 38, 25 ], 
      [ 25, 38, 37, 26 ], [ 26, 37, 36, 27 ], [ 40, 35, 37, 29 ], 
      [ 30, 36, 35, 34 ], [ 30, 34, 33, 31 ], [ 1, 1, 2, 3 ], 
      [ 27, 27, 36, 28 ], [ 32, 32, 24, 23 ] ], 
  [ [ 39, 39, 4, 5 ], [ 39, 5, 6, 7 ], [ 39, 7, 8, 4 ], [ 1, 3, 40, 9 ], 
      [ 1, 9, 10, 2 ], [ 2, 10, 11, 12 ], [ 2, 12, 13, 3 ], [ 40, 40, 3, 13 ],
      [ 4, 14, 15, 5 ], [ 5, 15, 16, 6 ], [ 6, 16, 17, 18 ], [ 6, 18, 19, 7 ],
      [ 7, 19, 14, 8 ], [ 40, 13, 20, 9 ], [ 9, 20, 21, 10 ], 
      [ 10, 21, 22, 11 ], [ 11, 22, 23, 24 ], [ 11, 24, 25, 12 ], 
      [ 12, 25, 20, 13 ], [ 14, 19, 26, 15 ], [ 15, 26, 27, 16 ], 
      [ 16, 27, 28, 17 ], [ 17, 28, 29, 30 ], [ 17, 30, 31, 18 ], 
      [ 18, 31, 26, 19 ], [ 20, 25, 32, 21 ], [ 21, 32, 33, 22 ], 
      [ 22, 33, 34, 23 ], [ 41, 41, 23, 34 ], [ 23, 41, 36, 24 ], 
      [ 24, 36, 32, 25 ], [ 26, 31, 37, 27 ], [ 27, 37, 38, 28 ], 
      [ 28, 38, 35, 29 ], [ 41, 34, 38, 36 ], [ 30, 35, 37, 31 ], 
      [ 32, 36, 38, 33 ], [ 33, 37, 35, 34 ], [ 1, 1, 2, 3 ], [ 8, 8, 14, 4 ],
      [ 29, 29, 35, 30 ] ], 
  [ [ 41, 41, 3, 4 ], [ 41, 41, 4, 3 ], [ 1, 2, 5, 6 ], [ 2, 1, 6, 5 ], 
      [ 3, 4, 7, 8 ], [ 4, 3, 8, 7 ], [ 5, 6, 9, 10 ], [ 6, 5, 10, 9 ], 
      [ 7, 8, 11, 12 ], [ 8, 7, 12, 11 ], [ 9, 10, 13, 14 ], 
      [ 10, 9, 14, 13 ], [ 11, 12, 15, 16 ], [ 12, 11, 16, 15 ], 
      [ 13, 14, 17, 18 ], [ 14, 13, 18, 17 ], [ 15, 16, 19, 20 ], 
      [ 16, 15, 20, 19 ], [ 17, 18, 21, 22 ], [ 18, 17, 22, 21 ], 
      [ 19, 20, 23, 24 ], [ 20, 19, 24, 23 ], [ 21, 22, 25, 26 ], 
      [ 22, 21, 26, 25 ], [ 23, 24, 27, 28 ], [ 24, 23, 28, 27 ], 
      [ 25, 26, 29, 30 ], [ 26, 25, 30, 29 ], [ 27, 28, 31, 32 ], 
      [ 28, 27, 32, 31 ], [ 29, 30, 33, 34 ], [ 30, 29, 34, 33 ], 
      [ 31, 32, 35, 36 ], [ 32, 31, 36, 35 ], [ 33, 34, 37, 38 ], 
      [ 34, 33, 38, 37 ], [ 35, 36, 39, 40 ], [ 36, 35, 40, 39 ], 
      [ 37, 38, 40, 40 ], [ 38, 37, 39, 39 ], [ 1, 1, 2, 2 ] ] ];
