Solución para Sudoku difícil #1185176429318

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

Este Sudoku Puzzle tiene 61 pasos y se resuelve usando Hidden Single, Locked Triple, Naked Single, Locked Candidates Type 1 (Pointing), Naked Pair, undefined, Skyscraper, Full House técnicas.

Naked Single Explicación
Hidden Single Explicación
Locked Candidates Explicación
Full House Explicación
Intenta resolverlo

Pasos de la solución:

  1. Fila 2 / Columna 8 → 5 (Hidden Single)
  2. Locked Triple: 1,5,7 in r456c3 => r37c3,r46c2,r5c1<>1, r5c1,r7c3<>7, r46c2<>5
  3. Fila 5 / Columna 1 → 2 (Naked Single)
  4. Fila 5 / Columna 7 → 5 (Naked Single)
  5. Locked Candidates Type 1 (Pointing): 4 in b4 => r78c2<>4
  6. Locked Candidates Type 1 (Pointing): 9 in b4 => r2c2<>9
  7. Locked Candidates Type 1 (Pointing): 4 in b6 => r3c7<>4
  8. Naked Pair: 1,7 in r5c39 => r5c4<>1, r5c46<>7
  9. X-Wing: 6 c37 r37 => r3c2458,r7c2568<>6
  10. Skyscraper: 6 in r1c8,r2c5 (connected by r8c58) => r1c46<>6
  11. Fila 1 / Columna 8 → 6 (Hidden Single)
  12. Fila 3 / Columna 3 → 6 (Hidden Single)
  13. Fila 7 / Columna 3 → 3 (Naked Single)
  14. Fila 7 / Columna 7 → 6 (Hidden Single)
  15. Fila 3 / Columna 8 → 8 (Hidden Single)
  16. Fila 3 / Columna 2 → 1 (Naked Single)
  17. Fila 2 / Columna 1 → 9 (Naked Single)
  18. Fila 2 / Columna 2 → 8 (Naked Single)
  19. Fila 1 / Columna 1 → 3 (Full House)
  20. Fila 7 / Columna 2 → 2 (Naked Single)
  21. Fila 2 / Columna 9 → 2 (Naked Single)
  22. Fila 2 / Columna 6 → 6 (Naked Single)
  23. Fila 2 / Columna 5 → 1 (Full House)
  24. Fila 3 / Columna 7 → 3 (Naked Single)
  25. Fila 5 / Columna 6 → 8 (Naked Single)
  26. Fila 3 / Columna 9 → 4 (Naked Single)
  27. Fila 1 / Columna 9 → 9 (Full House)
  28. Fila 6 / Columna 7 → 4 (Naked Single)
  29. Fila 4 / Columna 7 → 2 (Full House)
  30. Fila 1 / Columna 6 → 4 (Naked Single)
  31. Fila 1 / Columna 4 → 8 (Full House)
  32. Fila 5 / Columna 4 → 6 (Naked Single)
  33. Fila 3 / Columna 4 → 7 (Naked Single)
  34. Fila 3 / Columna 5 → 2 (Full House)
  35. Fila 6 / Columna 2 → 9 (Naked Single)
  36. Fila 7 / Columna 6 → 7 (Naked Single)
  37. Fila 9 / Columna 4 → 5 (Naked Single)
  38. Fila 4 / Columna 2 → 4 (Naked Single)
  39. Fila 6 / Columna 5 → 7 (Naked Single)
  40. Fila 6 / Columna 6 → 5 (Naked Single)
  41. Fila 9 / Columna 6 → 2 (Full House)
  42. Fila 7 / Columna 5 → 8 (Naked Single)
  43. Fila 7 / Columna 8 → 1 (Naked Single)
  44. Fila 7 / Columna 1 → 4 (Full House)
  45. Fila 8 / Columna 5 → 6 (Naked Single)
  46. Fila 8 / Columna 4 → 4 (Full House)
  47. Fila 4 / Columna 4 → 1 (Full House)
  48. Fila 4 / Columna 5 → 9 (Full House)
  49. Fila 9 / Columna 2 → 6 (Naked Single)
  50. Fila 8 / Columna 2 → 5 (Full House)
  51. Fila 6 / Columna 3 → 1 (Naked Single)
  52. Fila 6 / Columna 8 → 3 (Full House)
  53. Fila 4 / Columna 8 → 7 (Naked Single)
  54. Fila 4 / Columna 3 → 5 (Full House)
  55. Fila 5 / Columna 3 → 7 (Full House)
  56. Fila 5 / Columna 9 → 1 (Full House)
  57. Fila 8 / Columna 8 → 2 (Full House)
  58. Fila 9 / Columna 9 → 7 (Naked Single)
  59. Fila 8 / Columna 9 → 3 (Full House)
  60. Fila 8 / Columna 1 → 7 (Full House)
  61. Fila 9 / Columna 1 → 1 (Full House)
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