Soluzione per Sudoku diabolico #1474629351842

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

Questo puzzle di sudoku ha 60 passaggi e viene risolto utilizzando tecniche di Hidden Single, Locked Candidates Type 1 (Pointing), Naked Pair, undefined, Swordfish, Naked Single, Empty Rectangle, Full House.

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

Passaggi della soluzione:

  1. Riga 4 / Colonna 6 → 6 (Hidden Single)
  2. Riga 1 / Colonna 4 → 6 (Hidden Single)
  3. Riga 6 / Colonna 4 → 9 (Hidden Single)
  4. Riga 5 / Colonna 7 → 9 (Hidden Single)
  5. Riga 3 / Colonna 7 → 1 (Hidden Single)
  6. Riga 5 / Colonna 2 → 2 (Hidden Single)
  7. Riga 8 / Colonna 8 → 4 (Hidden Single)
  8. Riga 2 / Colonna 3 → 9 (Hidden Single)
  9. Riga 9 / Colonna 6 → 2 (Hidden Single)
  10. Riga 7 / Colonna 7 → 2 (Hidden Single)
  11. Riga 3 / Colonna 4 → 8 (Hidden Single)
  12. Riga 2 / Colonna 2 → 6 (Hidden Single)
  13. Riga 9 / Colonna 3 → 6 (Hidden Single)
  14. Riga 9 / Colonna 5 → 1 (Hidden Single)
  15. Riga 5 / Colonna 6 → 1 (Hidden Single)
  16. Riga 7 / Colonna 4 → 4 (Hidden Single)
  17. Riga 8 / Colonna 9 → 6 (Hidden Single)
  18. Locked Candidates Type 1 (Pointing): 5 in b4 => r6c8<>5
  19. Locked Candidates Type 1 (Pointing): 4 in b5 => r1c5<>4
  20. Locked Candidates Type 1 (Pointing): 3 in b6 => r2c8<>3
  21. Naked Pair: 7,8 in r57c3 => r6c3<>7
  22. X-Wing: 8 c27 r14 => r1c1,r4c89<>8
  23. Swordfish: 3 r237 c169 => r1c16,r8c1<>3
  24. Riga 1 / Colonna 1 → 5 (Naked Single)
  25. Riga 3 / Colonna 3 → 4 (Naked Single)
  26. Riga 6 / Colonna 3 → 5 (Naked Single)
  27. Riga 1 / Colonna 6 → 4 (Hidden Single)
  28. Naked Pair: 1,7 in r68c1 => r7c1<>7
  29. Empty Rectangle: 7 in b8 (r57c3) => r5c4<>7
  30. Riga 5 / Colonna 4 → 3 (Naked Single)
  31. Riga 6 / Colonna 8 → 3 (Hidden Single)
  32. Riga 1 / Colonna 5 → 3 (Hidden Single)
  33. Riga 1 / Colonna 2 → 8 (Naked Single)
  34. Riga 1 / Colonna 7 → 7 (Full House)
  35. Riga 2 / Colonna 1 → 3 (Full House)
  36. Riga 3 / Colonna 6 → 5 (Naked Single)
  37. Riga 2 / Colonna 6 → 7 (Full House)
  38. Riga 3 / Colonna 9 → 3 (Full House)
  39. Riga 7 / Colonna 6 → 3 (Full House)
  40. Riga 8 / Colonna 7 → 5 (Naked Single)
  41. Riga 4 / Colonna 7 → 8 (Full House)
  42. Riga 7 / Colonna 1 → 8 (Naked Single)
  43. Riga 7 / Colonna 3 → 7 (Full House)
  44. Riga 5 / Colonna 3 → 8 (Full House)
  45. Riga 5 / Colonna 8 → 7 (Full House)
  46. Riga 8 / Colonna 4 → 7 (Naked Single)
  47. Riga 9 / Colonna 4 → 5 (Full House)
  48. Riga 8 / Colonna 1 → 1 (Naked Single)
  49. Riga 6 / Colonna 1 → 7 (Full House)
  50. Riga 8 / Colonna 2 → 3 (Full House)
  51. Riga 4 / Colonna 9 → 5 (Naked Single)
  52. Riga 4 / Colonna 8 → 1 (Full House)
  53. Riga 9 / Colonna 8 → 8 (Naked Single)
  54. Riga 2 / Colonna 8 → 5 (Full House)
  55. Riga 2 / Colonna 9 → 8 (Full House)
  56. Riga 9 / Colonna 9 → 7 (Full House)
  57. Riga 6 / Colonna 5 → 4 (Naked Single)
  58. Riga 4 / Colonna 5 → 7 (Full House)
  59. Riga 4 / Colonna 2 → 4 (Full House)
  60. Riga 6 / Colonna 2 → 1 (Full House)
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