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

Questo puzzle di sudoku ha 85 passaggi e viene risolto utilizzando tecniche di Locked Candidates Type 1 (Pointing), Hidden Pair, undefined, Discontinuous Nice Loop, Naked Pair, Locked Candidates Type 2 (Claiming), Naked Triple, Hidden Rectangle, Grouped AIC, Naked Single, Full House, Hidden Single, AIC.

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

Passaggi della soluzione:

  1. Locked Candidates Type 1 (Pointing): 1 in b1 => r7c3<>1
  2. Locked Candidates Type 1 (Pointing): 3 in b2 => r1c8<>3
  3. Locked Candidates Type 1 (Pointing): 6 in b2 => r45c4<>6
  4. Locked Candidates Type 1 (Pointing): 7 in b2 => r9c4<>7
  5. Locked Candidates Type 1 (Pointing): 1 in b3 => r7c9<>1
  6. Locked Candidates Type 1 (Pointing): 3 in b4 => r7c3<>3
  7. Locked Candidates Type 1 (Pointing): 2 in b8 => r9c8<>2
  8. Hidden Pair: 6,7 in r23c4 => r23c4<>4, r23c4<>8, r3c4<>5
  9. Locked Candidates Type 1 (Pointing): 5 in b2 => r1c23<>5
  10. Hidden Pair: 6,9 in r45c6 => r4c6<>8, r5c6<>3, r5c6<>4
  11. 2-String Kite: 5 in r6c3,r7c9 (connected by r5c9,r6c8) => r7c3<>5
  12. Discontinuous Nice Loop: 6 r3c2 -6- r3c4 -7- r3c9 -2- r3c1 =2= r5c1 -2- r4c2 -6- r3c2 => r3c2<>6
  13. Discontinuous Nice Loop: 5 r5c1 -5- r5c9 -9- r5c6 -6- r4c6 =6= r4c2 =2= r5c1 => r5c1<>5
  14. Locked Candidates Type 1 (Pointing): 5 in b4 => r3c3<>5
  15. Naked Pair: 2,6 in r4c2,r5c1 => r5c3<>6
  16. Locked Candidates Type 2 (Claiming): 6 in c3 => r2c2,r3c1<>6
  17. Naked Triple: 4,8,9 in r2c258 => r2c3<>4, r2c3<>8, r2c9<>9
  18. Discontinuous Nice Loop: 6 r9c2 -6- r9c8 =6= r8c8 =9= r8c7 -9- r4c7 =9= r4c6 =6= r4c2 -6- r9c2 => r9c2<>6
  19. Discontinuous Nice Loop: 8 r9c5 -8- r2c5 =8= r2c8 -8- r6c8 =8= r4c7 -8- r4c4 -2- r9c4 =2= r9c5 => r9c5<>8
  20. Locked Candidates Type 2 (Claiming): 8 in c5 => r1c46<>8
  21. Hidden Rectangle: 1/2 in r5c45,r9c45 => r5c4<>2
  22. Grouped AIC: 2 2- r1c2 =2= r1c89 -2- r3c9 -7- r2c9 -1- r2c3 =1= r1c3 =8= r3c13 -8- r3c7 =8= r4c7 -8- r4c4 -2- r4c2 =2= r5c1 -2 => r3c1,r4c2<>2
  23. Riga 4 / Colonna 2 → 6 (Naked Single)
  24. Riga 4 / Colonna 6 → 9 (Naked Single)
  25. Riga 5 / Colonna 1 → 2 (Naked Single)
  26. Riga 4 / Colonna 7 → 8 (Naked Single)
  27. Riga 4 / Colonna 4 → 2 (Full House)
  28. Riga 5 / Colonna 6 → 6 (Naked Single)
  29. Riga 9 / Colonna 5 → 2 (Hidden Single)
  30. AIC: 2/3 3- r3c8 =3= r3c7 =4= r5c7 =9= r5c9 =5= r7c9 =2= r7c8 -2 => r3c8<>2, r7c8<>3
  31. Discontinuous Nice Loop: 1 r8c1 -1- r8c5 =1= r5c5 -1- r5c4 -4- r5c7 -9- r8c7 =9= r8c8 =6= r8c1 => r8c1<>1
  32. Hidden Rectangle: 5/6 in r8c18,r9c18 => r9c8<>5
  33. Discontinuous Nice Loop: 8 r3c8 -8- r3c1 -5- r8c1 -6- r8c8 =6= r9c8 =3= r3c8 => r3c8<>8
  34. Locked Candidates Type 2 (Claiming): 8 in r3 => r1c3<>8
  35. Hidden Rectangle: 4/8 in r1c58,r2c58 => r1c8<>4
  36. AIC: 2/5 2- r7c8 =2= r1c8 =8= r1c5 =3= r5c5 -3- r5c3 -5- r5c9 =5= r7c9 -5 => r7c9<>2, r7c8<>5
  37. Riga 7 / Colonna 8 → 2 (Naked Single)
  38. Discontinuous Nice Loop: 4/5 r1c6 =3= r1c5 -3- r5c5 =3= r5c3 =5= r5c9 =9= r5c7 -9- r8c7 =9= r8c8 =5= r6c8 -5- r6c3 -3- r6c6 =3= r1c6 => r1c6<>4, r1c6<>5
  39. Riga 1 / Colonna 6 → 3 (Naked Single)
  40. Riga 1 / Colonna 4 → 5 (Hidden Single)
  41. Riga 5 / Colonna 5 → 3 (Hidden Single)
  42. Riga 5 / Colonna 3 → 5 (Naked Single)
  43. Riga 6 / Colonna 3 → 3 (Full House)
  44. Riga 5 / Colonna 9 → 9 (Naked Single)
  45. Riga 5 / Colonna 7 → 4 (Naked Single)
  46. Riga 5 / Colonna 4 → 1 (Full House)
  47. Riga 6 / Colonna 8 → 5 (Full House)
  48. Riga 9 / Colonna 4 → 8 (Naked Single)
  49. Riga 6 / Colonna 4 → 4 (Naked Single)
  50. Riga 6 / Colonna 6 → 8 (Full House)
  51. Riga 8 / Colonna 5 → 1 (Hidden Single)
  52. Riga 7 / Colonna 9 → 5 (Hidden Single)
  53. Riga 8 / Colonna 7 → 9 (Hidden Single)
  54. Riga 8 / Colonna 8 → 6 (Naked Single)
  55. Riga 8 / Colonna 1 → 5 (Naked Single)
  56. Riga 9 / Colonna 8 → 3 (Naked Single)
  57. Riga 3 / Colonna 1 → 8 (Naked Single)
  58. Riga 3 / Colonna 8 → 4 (Naked Single)
  59. Riga 9 / Colonna 2 → 7 (Naked Single)
  60. Riga 7 / Colonna 1 → 1 (Naked Single)
  61. Riga 9 / Colonna 1 → 6 (Full House)
  62. Riga 3 / Colonna 3 → 6 (Naked Single)
  63. Riga 8 / Colonna 2 → 4 (Naked Single)
  64. Riga 8 / Colonna 6 → 7 (Full House)
  65. Riga 9 / Colonna 6 → 5 (Naked Single)
  66. Riga 9 / Colonna 7 → 1 (Full House)
  67. Riga 7 / Colonna 7 → 7 (Full House)
  68. Riga 7 / Colonna 6 → 4 (Full House)
  69. Riga 3 / Colonna 7 → 3 (Full House)
  70. Riga 2 / Colonna 3 → 1 (Naked Single)
  71. Riga 3 / Colonna 4 → 7 (Naked Single)
  72. Riga 2 / Colonna 4 → 6 (Full House)
  73. Riga 2 / Colonna 2 → 9 (Naked Single)
  74. Riga 7 / Colonna 2 → 3 (Naked Single)
  75. Riga 7 / Colonna 3 → 8 (Full House)
  76. Riga 1 / Colonna 3 → 4 (Full House)
  77. Riga 2 / Colonna 9 → 7 (Naked Single)
  78. Riga 3 / Colonna 9 → 2 (Naked Single)
  79. Riga 1 / Colonna 9 → 1 (Full House)
  80. Riga 3 / Colonna 2 → 5 (Full House)
  81. Riga 1 / Colonna 2 → 2 (Full House)
  82. Riga 2 / Colonna 8 → 8 (Naked Single)
  83. Riga 1 / Colonna 8 → 9 (Full House)
  84. Riga 1 / Colonna 5 → 8 (Full House)
  85. Riga 2 / Colonna 5 → 4 (Full House)
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