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

这个数独谜题有 72 个步骤，它使用 Hidden Single, Locked Candidates Type 1 (Pointing), undefined, Discontinuous Nice Loop, Naked Single, Empty Rectangle, AIC, Locked Candidates Type 2 (Claiming), Hidden Pair, Full House 技术解决。

Naked Single 解释
Hidden Single 解释
Hidden Pair 解释
Locked Candidates 解释
Locked Candidates 解释
Full House 解释
尝试解决

解决步骤：

  1. 排 3 / 柱子 8 → 9 (Hidden Single)
  2. 排 5 / 柱子 6 → 9 (Hidden Single)
  3. 排 4 / 柱子 7 → 1 (Hidden Single)
  4. Locked Candidates Type 1 (Pointing): 6 in b3 => r1c456<>6
  5. Locked Candidates Type 1 (Pointing): 4 in b5 => r129c5<>4
  6. 排 2 / 柱子 8 → 4 (Hidden Single)
  7. 排 1 / 柱子 8 → 1 (Hidden Single)
  8. Locked Candidates Type 1 (Pointing): 7 in b5 => r12c5<>7
  9. X-Wing: 1 r28 c15 => r9c5<>1
  10. Discontinuous Nice Loop: 2/8 r1c4 =4= r1c6 =7= r3c6 =6= r3c4 =1= r9c4 =4= r1c4 => r1c4<>2, r1c4<>8
  11. 排 1 / 柱子 4 → 4 (Naked Single)
  12. 排 9 / 柱子 6 → 4 (Hidden Single)
  13. Empty Rectangle: 2 in b7 (r17c6) => r1c2<>2
  14. AIC: 6/8 6- r3c4 =6= r3c6 -6- r8c6 -5- r7c6 =5= r7c8 =8= r7c4 -8 => r7c4<>6, r3c4<>8
  15. 排 7 / 柱子 4 → 8 (Hidden Single)
  16. Locked Candidates Type 2 (Claiming): 8 in r3 => r1c23,r2c3<>8
  17. Locked Candidates Type 2 (Claiming): 8 in c8 => r56c7,r6c9<>8
  18. Hidden Pair: 3,8 in r5c28 => r5c2<>2, r5c28<>5, r5c2<>7, r5c8<>6
  19. 排 7 / 柱子 8 → 5 (Hidden Single)
  20. 排 8 / 柱子 6 → 5 (Hidden Single)
  21. 2-String Kite: 5 in r1c2,r5c7 (connected by r4c2,r5c1) => r1c7<>5
  22. W-Wing: 2/7 in r1c6,r2c3 connected by 7 in r12c7 => r1c3,r2c5<>2
  23. W-Wing: 2/6 in r5c4,r7c6 connected by 6 in r3c46 => r9c4<>2
  24. 排 5 / 柱子 4 → 2 (Hidden Single)
  25. 排 6 / 柱子 7 → 2 (Hidden Single)
  26. Locked Candidates Type 1 (Pointing): 6 in b5 => r89c5<>6
  27. Locked Candidates Type 1 (Pointing): 9 in b6 => r8c9<>9
  28. W-Wing: 1/6 in r8c1,r9c4 connected by 6 in r7c36 => r8c5,r9c2<>1
  29. 排 8 / 柱子 5 → 3 (Naked Single)
  30. 排 9 / 柱子 5 → 2 (Naked Single)
  31. 排 1 / 柱子 5 → 8 (Naked Single)
  32. 排 7 / 柱子 6 → 6 (Naked Single)
  33. 排 9 / 柱子 4 → 1 (Full House)
  34. 排 3 / 柱子 4 → 6 (Full House)
  35. 排 9 / 柱子 2 → 9 (Naked Single)
  36. 排 2 / 柱子 5 → 1 (Naked Single)
  37. 排 3 / 柱子 6 → 7 (Naked Single)
  38. 排 1 / 柱子 6 → 2 (Full House)
  39. 排 8 / 柱子 3 → 6 (Naked Single)
  40. 排 9 / 柱子 7 → 6 (Naked Single)
  41. 排 9 / 柱子 8 → 3 (Full House)
  42. 排 3 / 柱子 3 → 8 (Naked Single)
  43. 排 3 / 柱子 2 → 1 (Full House)
  44. 排 8 / 柱子 1 → 1 (Naked Single)
  45. 排 8 / 柱子 9 → 8 (Naked Single)
  46. 排 8 / 柱子 7 → 9 (Full House)
  47. 排 1 / 柱子 7 → 7 (Naked Single)
  48. 排 5 / 柱子 7 → 5 (Naked Single)
  49. 排 2 / 柱子 7 → 8 (Full House)
  50. 排 5 / 柱子 8 → 8 (Naked Single)
  51. 排 6 / 柱子 8 → 6 (Full House)
  52. 排 2 / 柱子 9 → 5 (Naked Single)
  53. 排 1 / 柱子 9 → 6 (Full House)
  54. 排 1 / 柱子 3 → 3 (Naked Single)
  55. 排 1 / 柱子 2 → 5 (Full House)
  56. 排 5 / 柱子 2 → 3 (Naked Single)
  57. 排 4 / 柱子 9 → 9 (Naked Single)
  58. 排 6 / 柱子 9 → 3 (Full House)
  59. 排 6 / 柱子 1 → 7 (Naked Single)
  60. 排 4 / 柱子 2 → 2 (Naked Single)
  61. 排 2 / 柱子 1 → 2 (Naked Single)
  62. 排 2 / 柱子 3 → 7 (Full House)
  63. 排 5 / 柱子 1 → 6 (Naked Single)
  64. 排 4 / 柱子 1 → 5 (Full House)
  65. 排 5 / 柱子 5 → 7 (Full House)
  66. 排 6 / 柱子 2 → 8 (Naked Single)
  67. 排 7 / 柱子 2 → 7 (Full House)
  68. 排 7 / 柱子 3 → 2 (Full House)
  69. 排 6 / 柱子 5 → 4 (Naked Single)
  70. 排 4 / 柱子 5 → 6 (Full House)
  71. 排 4 / 柱子 3 → 4 (Full House)
  72. 排 6 / 柱子 3 → 9 (Full House)
展示更多...