Soluzione per Sudoku diabolico #1271713524895

1
8
3
4
2
7
7
3
7
7
1
2
5
8
7
1
7
3
7
8
1
4
1
1
5
4

Questo puzzle di sudoku ha 62 passaggi e viene risolto utilizzando tecniche di Hidden Single, Locked Candidates Type 1 (Pointing), Locked Candidates Type 2 (Claiming), Naked Single, Full House, Locked Triple, Naked Pair, Avoidable Rectangle Type 1.

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

Passaggi della soluzione:

  1. Riga 2 / Colonna 4 → 7 (Hidden Single)
  2. Riga 8 / Colonna 6 → 7 (Hidden Single)
  3. Riga 7 / Colonna 1 → 4 (Hidden Single)
  4. Riga 3 / Colonna 4 → 1 (Hidden Single)
  5. Riga 9 / Colonna 4 → 8 (Hidden Single)
  6. Riga 7 / Colonna 4 → 2 (Hidden Single)
  7. Locked Candidates Type 1 (Pointing): 4 in b3 => r5c9<>4
  8. Locked Candidates Type 1 (Pointing): 5 in b7 => r9c5<>5
  9. Locked Candidates Type 2 (Claiming): 6 in c4 => r46c6,r5c5<>6
  10. Locked Candidates Type 2 (Claiming): 9 in c4 => r46c6,r5c5<>9
  11. Riga 5 / Colonna 5 → 3 (Naked Single)
  12. Riga 6 / Colonna 6 → 4 (Naked Single)
  13. Riga 4 / Colonna 6 → 4 (Naked Single)
  14. Riga 7 / Colonna 6 → 3 (Hidden Single)
  15. Riga 5 / Colonna 7 → 4 (Hidden Single)
  16. Riga 7 / Colonna 5 → 5 (Hidden Single)
  17. Riga 3 / Colonna 2 → 4 (Hidden Single)
  18. Riga 9 / Colonna 5 → 6 (Hidden Single)
  19. Riga 1 / Colonna 9 → 4 (Hidden Single)
  20. Riga 3 / Colonna 9 → 8 (Hidden Single)
  21. Riga 3 / Colonna 5 → 9 (Naked Single)
  22. Riga 1 / Colonna 5 → 8 (Full House)
  23. Riga 1 / Colonna 8 → 2 (Hidden Single)
  24. Locked Triple: 2,6,9 in r5c123 => r4c23,r5c89,r6c2<>6, r4c23,r5c89,r6c2<>9, r5c9,r6c2<>2
  25. Riga 5 / Colonna 8 → 9 (Naked Single)
  26. Riga 5 / Colonna 9 → 9 (Naked Single)
  27. Riga 9 / Colonna 9 → 2 (Naked Single)
  28. Riga 6 / Colonna 7 → 2 (Hidden Single)
  29. Riga 4 / Colonna 4 → 9 (Hidden Single)
  30. Riga 6 / Colonna 4 → 6 (Full House)
  31. Riga 2 / Colonna 7 → 9 (Hidden Single)
  32. Riga 7 / Colonna 7 → 6 (Naked Single)
  33. Riga 7 / Colonna 8 → 1 (Full House)
  34. Riga 7 / Colonna 9 → 1 (Full House)
  35. Riga 9 / Colonna 7 → 3 (Naked Single)
  36. Riga 8 / Colonna 7 → 8 (Full House)
  37. Riga 8 / Colonna 8 → 8 (Naked Single)
  38. Riga 2 / Colonna 9 → 6 (Naked Single)
  39. Riga 2 / Colonna 8 → 5 (Full House)
  40. Riga 2 / Colonna 2 → 3 (Full House)
  41. Riga 2 / Colonna 3 → 3 (Full House)
  42. Riga 6 / Colonna 8 → 5 (Naked Single)
  43. Riga 4 / Colonna 8 → 6 (Naked Single)
  44. Riga 4 / Colonna 3 → 5 (Naked Single)
  45. Riga 6 / Colonna 2 → 8 (Naked Single)
  46. Riga 4 / Colonna 2 → 8 (Naked Single)
  47. Riga 8 / Colonna 1 → 3 (Hidden Single)
  48. Riga 9 / Colonna 2 → 5 (Hidden Single)
  49. Riga 9 / Colonna 1 → 9 (Full House)
  50. Riga 1 / Colonna 3 → 9 (Hidden Single)
  51. Naked Pair: 2,6 in r5c12 => r5c3<>2, r5c3<>6
  52. Riga 5 / Colonna 3 → 6 (Naked Single)
  53. Riga 3 / Colonna 3 → 2 (Naked Single)
  54. Riga 5 / Colonna 1 → 2 (Naked Single)
  55. Riga 5 / Colonna 2 → 2 (Naked Single)
  56. Riga 8 / Colonna 3 → 2 (Naked Single)
  57. Riga 8 / Colonna 2 → 6 (Naked Single)
  58. Avoidable Rectangle Type 1: 2/6 in r3c13,r5c13 => r3c1<>6
  59. Riga 3 / Colonna 1 → 5 (Naked Single)
  60. Riga 1 / Colonna 1 → 6 (Full House)
  61. Riga 3 / Colonna 6 → 6 (Full House)
  62. Riga 1 / Colonna 6 → 5 (Full House)
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