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Ce Sudoku Puzzle a 75 étapes et il est résolu en utilisant les techniques Hidden Single, Locked Candidates Type 1 (Pointing), Finned Swordfish, Continuous Nice Loop, Grouped Discontinuous Nice Loop, undefined, Naked Single, Full House.

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

Étapes de la solution :

  1. Ligne 4 / Colonne 7 → 7 (Hidden Single)
  2. Ligne 5 / Colonne 5 → 2 (Hidden Single)
  3. Locked Candidates Type 1 (Pointing): 4 in b5 => r78c4<>4
  4. Locked Candidates Type 1 (Pointing): 8 in b5 => r12c6<>8
  5. Locked Candidates Type 1 (Pointing): 5 in b8 => r7c789<>5
  6. Finned Swordfish: 1 c157 r357 fr2c7 => r3c9<>1
  7. Locked Candidates Type 1 (Pointing): 1 in b3 => r5c7<>1
  8. Continuous Nice Loop: 1/2/4/8/9 2= r6c9 =1= r5c9 -1- r5c1 =1= r7c1 =2= r3c1 -2- r3c9 =2= r6c9 =1 => r5c36<>1, r3c23<>2, r6c9,r7c1<>4, r6c9,r7c1<>8, r7c1<>9
  9. Grouped Discontinuous Nice Loop: 8 r1c3 -8- r1c5 =8= r3c5 =1= r7c5 -1- r7c1 =1= r5c1 =8= r13c1 -8- r1c3 => r1c3<>8
  10. Grouped Discontinuous Nice Loop: 8 r1c7 -8- r1c5 =8= r3c5 =1= r7c5 -1- r7c1 =1= r5c1 =8= r13c1 -8- r2c23 =8= r2c78 -8- r1c7 => r1c7<>8
  11. Grouped Discontinuous Nice Loop: 8 r1c9 -8- r1c5 =8= r3c5 =1= r7c5 -1- r7c1 =1= r5c1 =8= r13c1 -8- r2c23 =8= r2c78 -8- r1c9 => r1c9<>8
  12. Grouped Discontinuous Nice Loop: 1 r6c4 -1- r6c9 =1= r5c9 -1- r5c1 =1= r7c1 -1- r7c5 =1= r3c5 =8= r1c5 =6= r1c6 -6- r56c6 =6= r6c4 => r6c4<>1
  13. Grouped Discontinuous Nice Loop: 1 r7c6 -1- r7c5 =1= r3c5 =8= r1c5 =6= r1c6 -6- r56c6 =6= r6c4 =4= r4c4 =1= r46c6 -1- r7c6 => r7c6<>1
  14. Grouped Discontinuous Nice Loop: 1 r8c6 -1- r7c5 =1= r3c5 =8= r1c5 =6= r1c6 -6- r56c6 =6= r6c4 =4= r4c4 =1= r46c6 -1- r8c6 => r8c6<>1
  15. Almost Locked Set XZ-Rule: A=r1c179 {4589}, B=r3c1579 {12589}, X=5, Z=8 => r3c23<>8
  16. Almost Locked Set XZ-Rule: A=r1c179 {4589}, B=r3c57 {158}, X=5, Z=8 => r3c1<>8
  17. XY-Chain: 1 1- r3c5 -8- r1c5 -6- r9c5 -4- r9c1 -9- r3c1 -2- r7c1 -1 => r7c5<>1
  18. Ligne 3 / Colonne 5 → 1 (Hidden Single)
  19. Ligne 2 / Colonne 7 → 1 (Hidden Single)
  20. Ligne 1 / Colonne 5 → 8 (Hidden Single)
  21. Ligne 5 / Colonne 1 → 8 (Hidden Single)
  22. Ligne 1 / Colonne 6 → 6 (Hidden Single)
  23. Ligne 5 / Colonne 6 → 3 (Naked Single)
  24. Ligne 5 / Colonne 9 → 1 (Hidden Single)
  25. Ligne 6 / Colonne 9 → 2 (Naked Single)
  26. Ligne 7 / Colonne 1 → 1 (Hidden Single)
  27. Ligne 6 / Colonne 4 → 6 (Hidden Single)
  28. Ligne 6 / Colonne 2 → 4 (Naked Single)
  29. Ligne 6 / Colonne 3 → 1 (Naked Single)
  30. Ligne 6 / Colonne 6 → 8 (Naked Single)
  31. Ligne 6 / Colonne 8 → 3 (Full House)
  32. Ligne 4 / Colonne 6 → 1 (Naked Single)
  33. Ligne 4 / Colonne 4 → 4 (Full House)
  34. Ligne 1 / Colonne 3 → 3 (Hidden Single)
  35. Ligne 3 / Colonne 4 → 3 (Hidden Single)
  36. Ligne 3 / Colonne 1 → 2 (Hidden Single)
  37. Ligne 2 / Colonne 8 → 2 (Hidden Single)
  38. Ligne 8 / Colonne 4 → 1 (Hidden Single)
  39. Ligne 4 / Colonne 8 → 8 (Hidden Single)
  40. Ligne 2 / Colonne 3 → 4 (Hidden Single)
  41. Ligne 1 / Colonne 1 → 9 (Naked Single)
  42. Ligne 9 / Colonne 1 → 4 (Full House)
  43. Ligne 9 / Colonne 5 → 6 (Naked Single)
  44. Ligne 7 / Colonne 5 → 4 (Full House)
  45. Ligne 7 / Colonne 8 → 9 (Naked Single)
  46. Ligne 7 / Colonne 4 → 5 (Naked Single)
  47. Ligne 2 / Colonne 4 → 9 (Full House)
  48. Ligne 2 / Colonne 6 → 5 (Full House)
  49. Ligne 2 / Colonne 2 → 8 (Full House)
  50. Ligne 8 / Colonne 8 → 4 (Naked Single)
  51. Ligne 5 / Colonne 8 → 5 (Full House)
  52. Ligne 5 / Colonne 7 → 4 (Full House)
  53. Ligne 7 / Colonne 6 → 7 (Naked Single)
  54. Ligne 8 / Colonne 6 → 9 (Full House)
  55. Ligne 1 / Colonne 7 → 5 (Naked Single)
  56. Ligne 1 / Colonne 9 → 4 (Full House)
  57. Ligne 7 / Colonne 9 → 8 (Naked Single)
  58. Ligne 3 / Colonne 7 → 8 (Naked Single)
  59. Ligne 3 / Colonne 9 → 9 (Full House)
  60. Ligne 9 / Colonne 7 → 3 (Naked Single)
  61. Ligne 7 / Colonne 7 → 6 (Full House)
  62. Ligne 8 / Colonne 9 → 7 (Naked Single)
  63. Ligne 9 / Colonne 9 → 5 (Full House)
  64. Ligne 7 / Colonne 3 → 2 (Naked Single)
  65. Ligne 7 / Colonne 2 → 3 (Full House)
  66. Ligne 8 / Colonne 2 → 6 (Naked Single)
  67. Ligne 8 / Colonne 3 → 8 (Full House)
  68. Ligne 4 / Colonne 3 → 5 (Naked Single)
  69. Ligne 4 / Colonne 2 → 2 (Full House)
  70. Ligne 5 / Colonne 2 → 9 (Naked Single)
  71. Ligne 5 / Colonne 3 → 6 (Full House)
  72. Ligne 3 / Colonne 3 → 7 (Naked Single)
  73. Ligne 3 / Colonne 2 → 5 (Full House)
  74. Ligne 9 / Colonne 2 → 7 (Full House)
  75. Ligne 9 / Colonne 3 → 9 (Full House)
Montre plus...