Solución para Sudoku difícil #3248752163918

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

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 → 8 (Hidden Single)
  2. Locked Triple: 5,7,8 in r7c456 => r7c3,r9c5<>5, r7c37,r8c46,r9c5<>7, r8c46<>8
  3. Fila 9 / Columna 5 → 6 (Naked Single)
  4. Fila 3 / Columna 5 → 8 (Naked Single)
  5. Locked Candidates Type 1 (Pointing): 1 in b2 => r3c7<>1
  6. Locked Candidates Type 1 (Pointing): 1 in b8 => r8c23<>1
  7. Locked Candidates Type 1 (Pointing): 3 in b8 => r8c8<>3
  8. Naked Pair: 5,7 in r17c5 => r46c5<>5, r6c5<>7
  9. X-Wing: 2 r37 c37 => r2c37,r458c3,r568c7<>2
  10. Skyscraper: 2 in r2c9,r5c8 (connected by r25c2) => r46c9<>2
  11. Fila 2 / Columna 9 → 2 (Hidden Single)
  12. Fila 3 / Columna 3 → 2 (Hidden Single)
  13. Fila 7 / Columna 3 → 9 (Naked Single)
  14. Fila 7 / Columna 7 → 2 (Naked Single)
  15. Fila 2 / Columna 7 → 4 (Hidden Single)
  16. Fila 8 / Columna 7 → 7 (Naked Single)
  17. Fila 8 / Columna 3 → 6 (Naked Single)
  18. Fila 8 / Columna 8 → 4 (Naked Single)
  19. Fila 9 / Columna 8 → 3 (Naked Single)
  20. Fila 9 / Columna 9 → 9 (Full House)
  21. Fila 1 / Columna 8 → 6 (Naked Single)
  22. Fila 3 / Columna 7 → 9 (Naked Single)
  23. Fila 4 / Columna 8 → 2 (Naked Single)
  24. Fila 5 / Columna 8 → 7 (Full House)
  25. Fila 1 / Columna 7 → 1 (Naked Single)
  26. Fila 1 / Columna 9 → 3 (Full House)
  27. Fila 3 / Columna 4 → 1 (Naked Single)
  28. Fila 3 / Columna 6 → 6 (Full House)
  29. Fila 4 / Columna 5 → 4 (Naked Single)
  30. Fila 6 / Columna 7 → 5 (Naked Single)
  31. Fila 5 / Columna 7 → 6 (Full House)
  32. Fila 8 / Columna 4 → 3 (Naked Single)
  33. Fila 4 / Columna 9 → 1 (Naked Single)
  34. Fila 6 / Columna 9 → 4 (Full House)
  35. Fila 6 / Columna 5 → 2 (Naked Single)
  36. Fila 5 / Columna 4 → 5 (Naked Single)
  37. Fila 8 / Columna 6 → 1 (Naked Single)
  38. Fila 4 / Columna 3 → 5 (Naked Single)
  39. Fila 6 / Columna 1 → 8 (Naked Single)
  40. Fila 4 / Columna 4 → 8 (Naked Single)
  41. Fila 4 / Columna 1 → 6 (Full House)
  42. Fila 5 / Columna 2 → 2 (Naked Single)
  43. Fila 5 / Columna 3 → 4 (Naked Single)
  44. Fila 5 / Columna 6 → 3 (Full House)
  45. Fila 6 / Columna 2 → 1 (Full House)
  46. Fila 6 / Columna 6 → 7 (Full House)
  47. Fila 2 / Columna 3 → 7 (Naked Single)
  48. Fila 9 / Columna 3 → 1 (Full House)
  49. Fila 8 / Columna 1 → 2 (Naked Single)
  50. Fila 8 / Columna 2 → 8 (Full House)
  51. Fila 7 / Columna 4 → 7 (Naked Single)
  52. Fila 2 / Columna 4 → 9 (Full House)
  53. Fila 9 / Columna 2 → 5 (Naked Single)
  54. Fila 9 / Columna 1 → 7 (Full House)
  55. Fila 1 / Columna 1 → 5 (Full House)
  56. Fila 2 / Columna 6 → 5 (Naked Single)
  57. Fila 2 / Columna 2 → 6 (Full House)
  58. Fila 1 / Columna 2 → 9 (Full House)
  59. Fila 1 / Columna 5 → 7 (Full House)
  60. Fila 7 / Columna 5 → 5 (Full House)
  61. Fila 7 / Columna 6 → 8 (Full House)
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