Solución para Sudoku difícil #1246532179818

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

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 8 / Columna 8 → 6 (Hidden Single)
  2. Locked Triple: 3,5,6 in r3c456 => r1c5,r3c3<>3, r1c5,r2c46,r3c37<>5, r2c46<>6
  3. Fila 1 / Columna 5 → 7 (Naked Single)
  4. Fila 7 / Columna 5 → 6 (Naked Single)
  5. Locked Candidates Type 1 (Pointing): 1 in b2 => r2c23<>1
  6. Locked Candidates Type 1 (Pointing): 9 in b2 => r2c8<>9
  7. Locked Candidates Type 1 (Pointing): 1 in b8 => r7c7<>1
  8. Naked Pair: 3,5 in r39c5 => r46c5<>3, r4c5<>5
  9. X-Wing: 2 r37 c37 => r2c37,r458c7,r568c3<>2
  10. Skyscraper: 2 in r5c8,r8c9 (connected by r58c2) => r46c9<>2
  11. Fila 8 / Columna 9 → 2 (Hidden Single)
  12. Fila 7 / Columna 3 → 2 (Hidden Single)
  13. Fila 3 / Columna 3 → 8 (Naked Single)
  14. Fila 3 / Columna 7 → 2 (Naked Single)
  15. Fila 8 / Columna 7 → 4 (Hidden Single)
  16. Fila 2 / Columna 7 → 5 (Naked Single)
  17. Fila 1 / Columna 8 → 9 (Naked Single)
  18. Fila 2 / Columna 3 → 7 (Naked Single)
  19. Fila 2 / Columna 8 → 4 (Naked Single)
  20. Fila 1 / Columna 9 → 8 (Full House)
  21. Fila 9 / Columna 8 → 7 (Naked Single)
  22. Fila 6 / Columna 8 → 2 (Naked Single)
  23. Fila 5 / Columna 8 → 5 (Full House)
  24. Fila 7 / Columna 7 → 8 (Naked Single)
  25. Fila 6 / Columna 5 → 4 (Naked Single)
  26. Fila 7 / Columna 4 → 1 (Naked Single)
  27. Fila 7 / Columna 6 → 7 (Full House)
  28. Fila 9 / Columna 7 → 1 (Naked Single)
  29. Fila 9 / Columna 9 → 9 (Full House)
  30. Fila 4 / Columna 5 → 2 (Naked Single)
  31. Fila 6 / Columna 9 → 1 (Naked Single)
  32. Fila 4 / Columna 9 → 4 (Full House)
  33. Fila 2 / Columna 4 → 9 (Naked Single)
  34. Fila 4 / Columna 7 → 3 (Naked Single)
  35. Fila 5 / Columna 7 → 7 (Full House)
  36. Fila 6 / Columna 3 → 3 (Naked Single)
  37. Fila 2 / Columna 6 → 1 (Naked Single)
  38. Fila 5 / Columna 4 → 3 (Naked Single)
  39. Fila 4 / Columna 1 → 6 (Naked Single)
  40. Fila 5 / Columna 2 → 2 (Naked Single)
  41. Fila 5 / Columna 3 → 4 (Naked Single)
  42. Fila 5 / Columna 6 → 9 (Full House)
  43. Fila 6 / Columna 4 → 6 (Naked Single)
  44. Fila 4 / Columna 6 → 5 (Full House)
  45. Fila 4 / Columna 2 → 1 (Full House)
  46. Fila 6 / Columna 1 → 7 (Full House)
  47. Fila 8 / Columna 3 → 5 (Naked Single)
  48. Fila 1 / Columna 3 → 1 (Full House)
  49. Fila 2 / Columna 1 → 2 (Naked Single)
  50. Fila 2 / Columna 2 → 6 (Full House)
  51. Fila 3 / Columna 4 → 5 (Naked Single)
  52. Fila 8 / Columna 4 → 8 (Full House)
  53. Fila 8 / Columna 6 → 3 (Naked Single)
  54. Fila 3 / Columna 6 → 6 (Full House)
  55. Fila 3 / Columna 5 → 3 (Full House)
  56. Fila 8 / Columna 2 → 7 (Full House)
  57. Fila 9 / Columna 5 → 5 (Full House)
  58. Fila 1 / Columna 2 → 3 (Naked Single)
  59. Fila 1 / Columna 1 → 5 (Full House)
  60. Fila 9 / Columna 1 → 3 (Full House)
  61. Fila 9 / Columna 2 → 8 (Full House)
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