解决方案 數獨專家 #2251742689341

9
4
1
2
3
9
8
2
6
9
5
7
6
3
1
7
9
4
8
5
1
1
2
5
4
9
5

这个数独谜题有 73 个步骤,它使用 Naked Single, Full House, Hidden Single, Locked Candidates Type 1 (Pointing), Locked Candidates Type 2 (Claiming), Naked Triple, Hidden Pair, undefined, AIC, Locked Pair, Continuous Nice Loop, Skyscraper, Sue de Coq 技术解决。

尝试解决

解决步骤:

  1. 排 7 / 柱子 5 → 7 (Naked Single)
  2. 排 2 / 柱子 5 → 4 (Naked Single)
  3. 排 3 / 柱子 5 → 8 (Naked Single)
  4. 排 8 / 柱子 5 → 9 (Full House)
  5. 排 6 / 柱子 6 → 9 (Hidden Single)
  6. 排 1 / 柱子 9 → 9 (Hidden Single)
  7. 排 9 / 柱子 3 → 9 (Hidden Single)
  8. 排 2 / 柱子 9 → 5 (Hidden Single)
  9. Locked Candidates Type 1 (Pointing): 5 in b2 => r4c6<>5
  10. Locked Candidates Type 1 (Pointing): 1 in b3 => r49c8<>1
  11. Locked Candidates Type 1 (Pointing): 7 in b7 => r13c2<>7
  12. Locked Candidates Type 2 (Claiming): 3 in c9 => r79c8,r89c7<>3
  13. Naked Triple: 2,3,8 in r4c368 => r4c2<>2, r4c27<>3, r4c24<>8
  14. Hidden Pair: 1,4 in r4c2,r5c1 => r5c1<>2, r5c1<>6
  15. 2-String Kite: 3 in r1c7,r4c3 (connected by r4c8,r6c7) => r1c3<>3
  16. Locked Candidates Type 2 (Claiming): 3 in c3 => r6c2<>3
  17. XY-Wing: 6/8/3 in r7c4,r8c69 => r7c9<>3
  18. 排 7 / 柱子 9 → 2 (Naked Single)
  19. XY-Chain: 3 3- r3c2 -1- r4c2 -4- r5c1 -1- r5c9 -8- r8c9 -3 => r8c2<>3
  20. AIC: 3 3- r1c7 =3= r6c7 =5= r4c7 =1= r4c2 -1- r3c2 -3 => r1c12,r3c8<>3
  21. Locked Pair: 1,7 in r23c8 => r1c78,r9c8<>7
  22. Continuous Nice Loop: 2/3/6/8 7= r9c2 =2= r6c2 -2- r6c8 =2= r4c8 -2- r4c6 -8- r8c6 =8= r8c9 =3= r9c9 =1= r9c7 =7= r9c2 =2 => r46c3<>2, r9c2<>3, r9c27<>6, r5c6,r9c9<>8
  23. Skyscraper: 8 in r4c6,r5c9 (connected by r8c69) => r4c8,r5c4<>8
  24. X-Wing: 8 c48 r69 => r6c23<>8
  25. 排 1 / 柱子 2 → 8 (Hidden Single)
  26. Sue de Coq: r6c78 - {23568} (r6c23 - {236}, r4c7,r5c9 - {158}) => r5c7<>1
  27. 排 5 / 柱子 7 → 6 (Naked Single)
  28. XY-Chain: 7 7- r1c3 -6- r6c3 -3- r4c3 -8- r4c6 -2- r5c6 -7 => r1c6<>7
  29. 排 1 / 柱子 3 → 7 (Hidden Single)
  30. Finned X-Wing: 6 r18 c16 fr8c2 => r9c1<>6
  31. Hidden Pair: 6,8 in r9c48 => r9c4<>3
  32. 排 7 / 柱子 4 → 3 (Hidden Single)
  33. 排 3 / 柱子 2 → 3 (Hidden Single)
  34. 排 4 / 柱子 2 → 1 (Hidden Single)
  35. 排 4 / 柱子 7 → 5 (Naked Single)
  36. 排 5 / 柱子 1 → 4 (Naked Single)
  37. 排 4 / 柱子 4 → 4 (Naked Single)
  38. 排 6 / 柱子 7 → 3 (Naked Single)
  39. 排 5 / 柱子 4 → 7 (Naked Single)
  40. 排 1 / 柱子 7 → 4 (Naked Single)
  41. 排 4 / 柱子 8 → 2 (Naked Single)
  42. 排 6 / 柱子 3 → 6 (Naked Single)
  43. 排 2 / 柱子 4 → 6 (Naked Single)
  44. 排 5 / 柱子 6 → 2 (Naked Single)
  45. 排 1 / 柱子 8 → 3 (Naked Single)
  46. 排 8 / 柱子 7 → 7 (Naked Single)
  47. 排 9 / 柱子 7 → 1 (Full House)
  48. 排 4 / 柱子 6 → 8 (Naked Single)
  49. 排 4 / 柱子 3 → 3 (Full House)
  50. 排 6 / 柱子 4 → 5 (Full House)
  51. 排 9 / 柱子 4 → 8 (Full House)
  52. 排 8 / 柱子 6 → 6 (Full House)
  53. 排 6 / 柱子 8 → 8 (Naked Single)
  54. 排 6 / 柱子 2 → 2 (Full House)
  55. 排 5 / 柱子 3 → 8 (Full House)
  56. 排 2 / 柱子 3 → 2 (Full House)
  57. 排 5 / 柱子 9 → 1 (Full House)
  58. 排 1 / 柱子 6 → 5 (Naked Single)
  59. 排 1 / 柱子 1 → 6 (Full House)
  60. 排 3 / 柱子 6 → 7 (Full House)
  61. 排 9 / 柱子 9 → 3 (Naked Single)
  62. 排 8 / 柱子 9 → 8 (Full House)
  63. 排 9 / 柱子 8 → 6 (Naked Single)
  64. 排 7 / 柱子 8 → 4 (Full House)
  65. 排 7 / 柱子 2 → 6 (Full House)
  66. 排 8 / 柱子 1 → 3 (Naked Single)
  67. 排 8 / 柱子 2 → 4 (Full House)
  68. 排 9 / 柱子 2 → 7 (Full House)
  69. 排 9 / 柱子 1 → 2 (Full House)
  70. 排 2 / 柱子 1 → 1 (Naked Single)
  71. 排 2 / 柱子 8 → 7 (Full House)
  72. 排 3 / 柱子 8 → 1 (Full House)
  73. 排 3 / 柱子 1 → 5 (Full House)
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