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Ce Sudoku Puzzle a 88 étapes et il est résolu en utilisant les techniques Hidden Single, Locked Candidates Type 1 (Pointing), Locked Candidates Type 2 (Claiming), Hidden Pair, undefined, Skyscraper, Naked Pair, Naked Triple, Empty Rectangle, Naked Single, Finned Swordfish, Swordfish, Sue de Coq, Discontinuous Nice Loop, AIC, Full House.

Naked Single Explication
Hidden Single Explication
Hidden Pair Explication
Locked Candidates Explication
Locked Candidates Explication
Full House Explication
Essayez de résoudre

Étapes de la solution :

  1. Ligne 2 / Colonne 5 → 2 (Hidden Single)
  2. Ligne 1 / Colonne 9 → 4 (Hidden Single)
  3. Ligne 4 / Colonne 9 → 3 (Hidden Single)
  4. Ligne 2 / Colonne 1 → 5 (Hidden Single)
  5. Ligne 1 / Colonne 8 → 2 (Hidden Single)
  6. Ligne 3 / Colonne 8 → 3 (Hidden Single)
  7. Locked Candidates Type 1 (Pointing): 2 in b7 => r5c2<>2
  8. Locked Candidates Type 2 (Claiming): 6 in r2 => r3c7<>6
  9. Hidden Pair: 2,8 in r7c7,r9c9 => r7c7,r9c9<>1, r7c7<>5, r9c9<>6, r9c9<>9
  10. Locked Candidates Type 1 (Pointing): 6 in b9 => r8c56<>6
  11. X-Wing: 5 c57 r68 => r6c4,r8c6<>5
  12. Skyscraper: 8 in r1c1,r3c5 (connected by r4c15) => r1c46,r3c3<>8
  13. Locked Candidates Type 1 (Pointing): 8 in b2 => r3c7<>8
  14. Locked Candidates Type 1 (Pointing): 8 in b3 => r2c3<>8
  15. Naked Pair: 1,7 in r2c8,r3c7 => r2c79<>1, r2c7<>7
  16. Naked Triple: 5,6,7 in r1c246 => r1c13<>7
  17. Empty Rectangle: 1 in b9 (r2c38) => r8c3<>1
  18. W-Wing: 1/7 in r2c3,r5c2 connected by 7 in r25c8 => r3c2,r456c3<>1
  19. Sashimi X-Wing: 7 c28 r25 fr1c2 fr3c2 => r2c3<>7
  20. Ligne 2 / Colonne 3 → 1 (Naked Single)
  21. Ligne 2 / Colonne 8 → 7 (Naked Single)
  22. Ligne 3 / Colonne 7 → 1 (Naked Single)
  23. Finned Swordfish: 1 r468 c169 fr4c4 fr6c4 => r5c6<>1
  24. XY-Chain: 7 7- r5c2 -1- r7c2 -2- r7c7 -8- r2c7 -6- r8c7 -5- r6c7 -7 => r6c13<>7
  25. Naked Triple: 1,4,9 in r6c139 => r6c4<>1, r6c4<>4, r6c45<>9
  26. Ligne 4 / Colonne 4 → 4 (Hidden Single)
  27. Swordfish: 1 r468 c169 => r5c9,r7c16,r9c16<>1
  28. Sue de Coq: r46c1 - {14789} (r179c1 - {3489}, r5c2 - {17}) => r45c3<>7, r8c1<>3, r8c1<>9
  29. XY-Chain: 6 6- r1c2 -7- r5c2 -1- r7c2 -2- r7c7 -8- r2c7 -6- r8c7 -5- r6c7 -7- r6c4 -6 => r1c4<>6
  30. XY-Wing: 6/7/5 in r16c4,r6c5 => r5c4<>5
  31. Discontinuous Nice Loop: 7/8/9 r4c6 =1= r4c1 =8= r1c1 =3= r1c3 -3- r8c3 =3= r8c6 =1= r4c6 => r4c6<>7, r4c6<>8, r4c6<>9
  32. Ligne 4 / Colonne 6 → 1 (Naked Single)
  33. Sue de Coq: r5c46 - {5789} (r5c39 - {289}, r6c45 - {567}) => r5c8<>9
  34. Locked Candidates Type 1 (Pointing): 9 in b6 => r8c9<>9
  35. Sue de Coq: r7c46 - {13589} (r7c27 - {128}, r8c56 - {359}) => r9c46<>9, r7c8<>1
  36. Sue de Coq: r789c1 - {13479} (r14c1 - {3789}, r79c2 - {124}) => r6c1<>9
  37. XY-Chain: 1 1- r7c2 -2- r7c7 -8- r2c7 -6- r8c7 -5- r7c8 -9- r9c8 -1 => r9c2<>1
  38. XY-Chain: 6 6- r6c4 -7- r6c7 -5- r8c7 -6- r2c7 -8- r7c7 -2- r9c9 -8- r9c6 -6 => r9c4<>6
  39. Ligne 9 / Colonne 6 → 6 (Hidden Single)
  40. Ligne 1 / Colonne 2 → 6 (Hidden Single)
  41. Locked Candidates Type 1 (Pointing): 7 in b1 => r3c46<>7
  42. AIC: 3/8 8- r1c1 =8= r4c1 -8- r4c5 =8= r3c5 -8- r3c6 -9- r8c6 -3- r8c3 =3= r1c3 -3 => r1c1<>3, r1c3<>8
  43. Ligne 1 / Colonne 1 → 8 (Naked Single)
  44. Ligne 1 / Colonne 3 → 3 (Naked Single)
  45. Ligne 7 / Colonne 1 → 3 (Hidden Single)
  46. Ligne 8 / Colonne 6 → 3 (Hidden Single)
  47. Naked Triple: 4,7,9 in r368c3 => r45c3<>9
  48. Skyscraper: 9 in r4c1,r8c3 (connected by r48c5) => r6c3,r9c1<>9
  49. Ligne 6 / Colonne 3 → 4 (Naked Single)
  50. Ligne 9 / Colonne 1 → 4 (Naked Single)
  51. Ligne 3 / Colonne 3 → 7 (Naked Single)
  52. Ligne 3 / Colonne 2 → 4 (Full House)
  53. Ligne 6 / Colonne 1 → 1 (Naked Single)
  54. Ligne 9 / Colonne 2 → 2 (Naked Single)
  55. Ligne 8 / Colonne 3 → 9 (Naked Single)
  56. Ligne 5 / Colonne 2 → 7 (Naked Single)
  57. Ligne 7 / Colonne 2 → 1 (Full House)
  58. Ligne 8 / Colonne 1 → 7 (Full House)
  59. Ligne 4 / Colonne 1 → 9 (Full House)
  60. Ligne 6 / Colonne 9 → 9 (Naked Single)
  61. Ligne 9 / Colonne 9 → 8 (Naked Single)
  62. Ligne 8 / Colonne 5 → 5 (Naked Single)
  63. Ligne 4 / Colonne 5 → 8 (Naked Single)
  64. Ligne 5 / Colonne 9 → 2 (Naked Single)
  65. Ligne 2 / Colonne 9 → 6 (Naked Single)
  66. Ligne 2 / Colonne 7 → 8 (Full House)
  67. Ligne 8 / Colonne 9 → 1 (Full House)
  68. Ligne 8 / Colonne 7 → 6 (Full House)
  69. Ligne 7 / Colonne 7 → 2 (Naked Single)
  70. Ligne 9 / Colonne 4 → 1 (Naked Single)
  71. Ligne 9 / Colonne 8 → 9 (Full House)
  72. Ligne 7 / Colonne 8 → 5 (Full House)
  73. Ligne 5 / Colonne 8 → 1 (Full House)
  74. Ligne 6 / Colonne 5 → 6 (Naked Single)
  75. Ligne 3 / Colonne 5 → 9 (Full House)
  76. Ligne 4 / Colonne 3 → 2 (Naked Single)
  77. Ligne 4 / Colonne 7 → 7 (Full House)
  78. Ligne 5 / Colonne 3 → 8 (Full House)
  79. Ligne 6 / Colonne 7 → 5 (Full House)
  80. Ligne 6 / Colonne 4 → 7 (Full House)
  81. Ligne 5 / Colonne 4 → 9 (Naked Single)
  82. Ligne 5 / Colonne 6 → 5 (Full House)
  83. Ligne 3 / Colonne 6 → 8 (Naked Single)
  84. Ligne 3 / Colonne 4 → 6 (Full House)
  85. Ligne 1 / Colonne 4 → 5 (Naked Single)
  86. Ligne 7 / Colonne 4 → 8 (Full House)
  87. Ligne 1 / Colonne 6 → 7 (Full House)
  88. Ligne 7 / Colonne 6 → 9 (Full House)
Montre plus...