Soluzione per Sudoku diabolico #2174982163544

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

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 → 9 (Naked Single)
  2. Riga 5 / Colonna 9 → 7 (Naked Single)
  3. Riga 5 / Colonna 5 → 5 (Full House)
  4. Riga 6 / Colonna 3 → 2 (Hidden Single)
  5. Riga 4 / Colonna 7 → 5 (Hidden Single)
  6. Riga 9 / Colonna 8 → 9 (Hidden Single)
  7. Riga 1 / Colonna 2 → 7 (Hidden Single)
  8. Riga 4 / Colonna 4 → 3 (Hidden Single)
  9. Riga 8 / Colonna 9 → 3 (Hidden Single)
  10. Riga 8 / Colonna 8 → 2 (Hidden Single)
  11. Riga 9 / Colonna 9 → 1 (Hidden Single)
  12. Riga 9 / Colonna 3 → 8 (Naked Single)
  13. Riga 2 / Colonna 1 → 8 (Hidden Single)
  14. Riga 7 / Colonna 7 → 8 (Hidden Single)
  15. Riga 3 / Colonna 9 → 8 (Hidden Single)
  16. Naked Pair: 4,6 in r2c29 => r2c46<>6, r2c6<>4
  17. X-Wing: 4 r26 c29 => r3c2<>4
  18. X-Wing: 4 r39 c57 => r1c57,r7c5<>4
  19. Hidden Rectangle: 1/3 in r1c13,r7c13 => r1c1<>1
  20. XY-Chain: 6 6- r2c9 -4- r6c9 -6- r4c8 -4- r4c1 -1- r8c1 -7- r8c7 -6 => r13c7<>6
  21. Riga 1 / Colonna 7 → 9 (Naked Single)
  22. Riga 3 / Colonna 7 → 4 (Naked Single)
  23. Riga 2 / Colonna 9 → 6 (Full House)
  24. Riga 6 / Colonna 9 → 4 (Full House)
  25. Riga 4 / Colonna 8 → 6 (Full House)
  26. Riga 7 / Colonna 8 → 4 (Full House)
  27. Riga 9 / Colonna 7 → 7 (Naked Single)
  28. Riga 8 / Colonna 7 → 6 (Full House)
  29. Riga 2 / Colonna 2 → 4 (Naked Single)
  30. Riga 6 / Colonna 2 → 1 (Naked Single)
  31. Riga 3 / Colonna 2 → 6 (Full House)
  32. Riga 4 / Colonna 1 → 4 (Full House)
  33. Riga 9 / Colonna 4 → 2 (Naked Single)
  34. Riga 9 / Colonna 5 → 4 (Full House)
  35. Riga 1 / Colonna 1 → 3 (Naked Single)
  36. Riga 2 / Colonna 4 → 5 (Naked Single)
  37. Riga 1 / Colonna 3 → 1 (Naked Single)
  38. Riga 2 / Colonna 3 → 9 (Naked Single)
  39. Riga 2 / Colonna 6 → 2 (Full House)
  40. Riga 3 / Colonna 3 → 5 (Full House)
  41. Riga 7 / Colonna 3 → 3 (Full House)
  42. Riga 3 / Colonna 4 → 1 (Naked Single)
  43. Riga 3 / Colonna 5 → 9 (Full House)
  44. Riga 1 / Colonna 5 → 6 (Naked Single)
  45. Riga 1 / Colonna 6 → 4 (Full House)
  46. Riga 4 / Colonna 6 → 1 (Naked Single)
  47. Riga 4 / Colonna 5 → 2 (Full House)
  48. Riga 8 / Colonna 4 → 7 (Naked Single)
  49. Riga 6 / Colonna 4 → 6 (Full House)
  50. Riga 6 / Colonna 5 → 7 (Naked Single)
  51. Riga 7 / Colonna 5 → 1 (Full House)
  52. Riga 6 / Colonna 6 → 9 (Full House)
  53. Riga 7 / Colonna 6 → 6 (Naked Single)
  54. Riga 8 / Colonna 6 → 5 (Full House)
  55. Riga 8 / Colonna 1 → 1 (Full House)
  56. Riga 7 / Colonna 1 → 7 (Full House)
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