Soluzione per Sudoku diabolico #4474658923144

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

Questo puzzle di sudoku ha 56 passaggi e viene risolto utilizzando tecniche di Naked Single, Full House, Hidden Single, Naked Pair, undefined, Hidden Rectangle.

Naked Single Spiegazione
Hidden Single Spiegazione
Full House Spiegazione
Prova a risolvere

Passaggi della soluzione:

  1. Riga 1 / Colonna 5 → 7 (Naked Single)
  2. Riga 9 / Colonna 5 → 6 (Naked Single)
  3. Riga 5 / Colonna 5 → 1 (Full House)
  4. Riga 3 / Colonna 6 → 1 (Hidden Single)
  5. Riga 1 / Colonna 2 → 3 (Hidden Single)
  6. Riga 6 / Colonna 6 → 3 (Hidden Single)
  7. Riga 2 / Colonna 1 → 6 (Hidden Single)
  8. Riga 8 / Colonna 9 → 7 (Hidden Single)
  9. Riga 7 / Colonna 4 → 8 (Hidden Single)
  10. Riga 1 / Colonna 1 → 9 (Hidden Single)
  11. Riga 7 / Colonna 1 → 5 (Naked Single)
  12. Riga 2 / Colonna 2 → 8 (Hidden Single)
  13. Riga 3 / Colonna 3 → 5 (Hidden Single)
  14. Riga 9 / Colonna 8 → 5 (Hidden Single)
  15. Riga 1 / Colonna 7 → 5 (Hidden Single)
  16. Naked Pair: 2,4 in r18c8 => r46c8<>2, r4c8<>4
  17. X-Wing: 4 c48 r18 => r8c7<>4
  18. X-Wing: 4 c17 r35 => r35c9,r5c3<>4
  19. Hidden Rectangle: 3/9 in r7c39,r9c39 => r9c9<>9
  20. XY-Chain: 2 2- r1c8 -4- r1c4 -2- r2c6 -4- r9c6 -9- r9c2 -7- r3c2 -2 => r3c79<>2
  21. Riga 3 / Colonna 9 → 6 (Naked Single)
  22. Riga 3 / Colonna 7 → 4 (Naked Single)
  23. Riga 1 / Colonna 8 → 2 (Full House)
  24. Riga 1 / Colonna 4 → 4 (Full House)
  25. Riga 2 / Colonna 6 → 2 (Full House)
  26. Riga 2 / Colonna 3 → 4 (Full House)
  27. Riga 3 / Colonna 1 → 7 (Naked Single)
  28. Riga 3 / Colonna 2 → 2 (Full House)
  29. Riga 8 / Colonna 8 → 4 (Naked Single)
  30. Riga 8 / Colonna 4 → 9 (Naked Single)
  31. Riga 8 / Colonna 7 → 2 (Full House)
  32. Riga 9 / Colonna 6 → 4 (Full House)
  33. Riga 6 / Colonna 1 → 8 (Naked Single)
  34. Riga 5 / Colonna 1 → 4 (Full House)
  35. Riga 9 / Colonna 9 → 3 (Naked Single)
  36. Riga 6 / Colonna 8 → 1 (Naked Single)
  37. Riga 7 / Colonna 9 → 9 (Naked Single)
  38. Riga 6 / Colonna 7 → 9 (Naked Single)
  39. Riga 7 / Colonna 8 → 6 (Naked Single)
  40. Riga 4 / Colonna 8 → 8 (Full House)
  41. Riga 7 / Colonna 7 → 1 (Full House)
  42. Riga 7 / Colonna 3 → 3 (Full House)
  43. Riga 5 / Colonna 7 → 6 (Full House)
  44. Riga 5 / Colonna 9 → 2 (Naked Single)
  45. Riga 4 / Colonna 9 → 4 (Full House)
  46. Riga 6 / Colonna 2 → 7 (Naked Single)
  47. Riga 6 / Colonna 4 → 2 (Full House)
  48. Riga 4 / Colonna 6 → 9 (Naked Single)
  49. Riga 5 / Colonna 6 → 8 (Full House)
  50. Riga 5 / Colonna 4 → 7 (Naked Single)
  51. Riga 5 / Colonna 3 → 9 (Full House)
  52. Riga 4 / Colonna 4 → 6 (Full House)
  53. Riga 9 / Colonna 2 → 9 (Naked Single)
  54. Riga 4 / Colonna 2 → 1 (Full House)
  55. Riga 4 / Colonna 3 → 2 (Full House)
  56. Riga 9 / Colonna 3 → 7 (Full House)
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