Soluzione per Sudoku diabolico #3181635249744

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

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 5 / Colonna 1 → 8 (Naked Single)
  2. Riga 5 / Colonna 9 → 6 (Naked Single)
  3. Riga 5 / Colonna 5 → 7 (Full House)
  4. Riga 2 / Colonna 1 → 9 (Hidden Single)
  5. Riga 4 / Colonna 7 → 5 (Hidden Single)
  6. Riga 9 / Colonna 8 → 8 (Hidden Single)
  7. Riga 6 / Colonna 6 → 9 (Hidden Single)
  8. Riga 6 / Colonna 3 → 7 (Hidden Single)
  9. Riga 1 / Colonna 2 → 6 (Hidden Single)
  10. Riga 1 / Colonna 1 → 2 (Hidden Single)
  11. Riga 1 / Colonna 7 → 3 (Naked Single)
  12. Riga 2 / Colonna 2 → 5 (Hidden Single)
  13. Riga 3 / Colonna 3 → 3 (Hidden Single)
  14. Riga 8 / Colonna 9 → 3 (Hidden Single)
  15. Riga 7 / Colonna 1 → 3 (Hidden Single)
  16. Naked Pair: 1,4 in r8c18 => r8c4<>1, r8c46<>4
  17. X-Wing: 1 r48 c18 => r7c8<>1
  18. X-Wing: 1 r17 c35 => r39c5,r9c3<>1
  19. Hidden Rectangle: 2/9 in r3c79,r9c79 => r9c9<>2
  20. XY-Chain: 1 1- r4c1 -4- r6c2 -1- r3c2 -4- r2c3 -8- r2c9 -2- r6c9 -1 => r4c8,r6c2<>1
  21. Riga 4 / Colonna 8 → 2 (Naked Single)
  22. Riga 6 / Colonna 9 → 1 (Full House)
  23. Riga 6 / Colonna 2 → 4 (Naked Single)
  24. Riga 3 / Colonna 2 → 1 (Full House)
  25. Riga 4 / Colonna 1 → 1 (Full House)
  26. Riga 8 / Colonna 1 → 4 (Full House)
  27. Riga 7 / Colonna 8 → 4 (Naked Single)
  28. Riga 8 / Colonna 8 → 1 (Full House)
  29. Riga 9 / Colonna 9 → 9 (Naked Single)
  30. Riga 1 / Colonna 3 → 8 (Naked Single)
  31. Riga 2 / Colonna 3 → 4 (Full House)
  32. Riga 9 / Colonna 3 → 6 (Naked Single)
  33. Riga 7 / Colonna 3 → 1 (Full House)
  34. Riga 1 / Colonna 6 → 5 (Naked Single)
  35. Riga 1 / Colonna 5 → 1 (Full House)
  36. Riga 9 / Colonna 7 → 2 (Naked Single)
  37. Riga 8 / Colonna 6 → 7 (Naked Single)
  38. Riga 3 / Colonna 7 → 9 (Naked Single)
  39. Riga 9 / Colonna 5 → 4 (Naked Single)
  40. Riga 9 / Colonna 4 → 1 (Full House)
  41. Riga 7 / Colonna 6 → 2 (Naked Single)
  42. Riga 8 / Colonna 7 → 6 (Naked Single)
  43. Riga 7 / Colonna 7 → 7 (Full House)
  44. Riga 7 / Colonna 5 → 6 (Full House)
  45. Riga 8 / Colonna 4 → 5 (Full House)
  46. Riga 2 / Colonna 6 → 8 (Naked Single)
  47. Riga 4 / Colonna 6 → 4 (Full House)
  48. Riga 4 / Colonna 5 → 8 (Naked Single)
  49. Riga 4 / Colonna 4 → 6 (Full House)
  50. Riga 6 / Colonna 4 → 2 (Naked Single)
  51. Riga 6 / Colonna 5 → 5 (Full House)
  52. Riga 3 / Colonna 5 → 2 (Full House)
  53. Riga 2 / Colonna 9 → 2 (Naked Single)
  54. Riga 2 / Colonna 4 → 7 (Full House)
  55. Riga 3 / Colonna 4 → 4 (Full House)
  56. Riga 3 / Colonna 9 → 8 (Full House)
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