Solución para Sudoku difícil #2118295473698

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

Este Sudoku Puzzle tiene 63 pasos y se resuelve usando Naked Single, Full House, Hidden Single, Locked Candidates Type 1 (Pointing), Locked Candidates Type 2 (Claiming), undefined, Turbot Fish técnicas.

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

Pasos de la solución:

  1. Fila 6 / Columna 9 → 9 (Naked Single)
  2. Fila 6 / Columna 8 → 1 (Naked Single)
  3. Fila 6 / Columna 4 → 5 (Naked Single)
  4. Fila 6 / Columna 7 → 2 (Naked Single)
  5. Fila 6 / Columna 3 → 3 (Full House)
  6. Fila 5 / Columna 6 → 3 (Hidden Single)
  7. Fila 7 / Columna 4 → 1 (Hidden Single)
  8. Fila 8 / Columna 2 → 6 (Hidden Single)
  9. Fila 5 / Columna 5 → 1 (Hidden Single)
  10. Fila 1 / Columna 7 → 1 (Hidden Single)
  11. Fila 4 / Columna 3 → 1 (Hidden Single)
  12. Fila 3 / Columna 7 → 5 (Hidden Single)
  13. Fila 1 / Columna 2 → 3 (Hidden Single)
  14. Fila 9 / Columna 1 → 3 (Hidden Single)
  15. Fila 3 / Columna 9 → 3 (Hidden Single)
  16. Fila 8 / Columna 7 → 3 (Hidden Single)
  17. Locked Candidates Type 1 (Pointing): 6 in b2 => r1c8<>6
  18. Locked Candidates Type 1 (Pointing): 9 in b7 => r5c3<>9
  19. Locked Candidates Type 1 (Pointing): 4 in b9 => r9c23<>4
  20. Locked Candidates Type 2 (Claiming): 8 in r7 => r89c3,r9c2<>8
  21. 2-String Kite: 7 in r4c7,r9c4 (connected by r4c6,r5c4) => r9c7<>7
  22. Turbot Fish: 7 r5c4 =7= r9c4 -7- r9c8 =7= r8c9 => r5c9<>7
  23. XY-Wing: 7/8/4 in r18c9,r9c7 => r2c7<>4
  24. XY-Wing: 4/9/7 in r4c16,r7c1 => r7c6<>7
  25. Fila 7 / Columna 6 → 2 (Naked Single)
  26. Fila 1 / Columna 5 → 2 (Hidden Single)
  27. Fila 1 / Columna 3 → 5 (Hidden Single)
  28. Fila 2 / Columna 5 → 5 (Hidden Single)
  29. Fila 5 / Columna 1 → 5 (Hidden Single)
  30. Fila 9 / Columna 2 → 5 (Hidden Single)
  31. Fila 3 / Columna 4 → 8 (Hidden Single)
  32. Fila 5 / Columna 4 → 9 (Hidden Single)
  33. Fila 4 / Columna 6 → 7 (Full House)
  34. Fila 1 / Columna 4 → 6 (Naked Single)
  35. Fila 9 / Columna 4 → 7 (Full House)
  36. Fila 4 / Columna 1 → 9 (Hidden Single)
  37. Fila 9 / Columna 3 → 2 (Hidden Single)
  38. Fila 5 / Columna 2 → 2 (Hidden Single)
  39. Fila 9 / Columna 6 → 6 (Hidden Single)
  40. Fila 8 / Columna 9 → 7 (Hidden Single)
  41. Fila 1 / Columna 9 → 4 (Naked Single)
  42. Fila 5 / Columna 9 → 8 (Full House)
  43. Fila 8 / Columna 3 → 9 (Naked Single)
  44. Fila 8 / Columna 5 → 8 (Full House)
  45. Fila 9 / Columna 5 → 9 (Full House)
  46. Fila 1 / Columna 6 → 9 (Naked Single)
  47. Fila 1 / Columna 8 → 7 (Full House)
  48. Fila 3 / Columna 6 → 4 (Full House)
  49. Fila 3 / Columna 8 → 9 (Full House)
  50. Fila 4 / Columna 7 → 4 (Naked Single)
  51. Fila 4 / Columna 2 → 8 (Full House)
  52. Fila 5 / Columna 3 → 4 (Full House)
  53. Fila 7 / Columna 2 → 4 (Full House)
  54. Fila 5 / Columna 8 → 6 (Naked Single)
  55. Fila 5 / Columna 7 → 7 (Full House)
  56. Fila 9 / Columna 7 → 8 (Naked Single)
  57. Fila 2 / Columna 7 → 6 (Full House)
  58. Fila 2 / Columna 8 → 8 (Full House)
  59. Fila 9 / Columna 8 → 4 (Full House)
  60. Fila 2 / Columna 3 → 7 (Naked Single)
  61. Fila 2 / Columna 1 → 4 (Full House)
  62. Fila 7 / Columna 1 → 7 (Full House)
  63. Fila 7 / Columna 3 → 8 (Full House)
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