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

Questo puzzle di sudoku ha 53 passaggi e viene risolto utilizzando tecniche di Naked Single, Full House, Hidden Single, Locked Candidates Type 1 (Pointing), Locked Candidates Type 2 (Claiming), Naked Pair, Empty Rectangle, undefined, Uniqueness Test 1, Uniqueness Test 3, Give Up.

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

Passaggi della soluzione:

  1. Riga 6 / Colonna 4 → 8 (Naked Single)
  2. Riga 6 / Colonna 5 → 3 (Naked Single)
  3. Riga 1 / Colonna 7 → 9 (Naked Single)
  4. Riga 3 / Colonna 7 → 3 (Naked Single)
  5. Riga 7 / Colonna 7 → 4 (Naked Single)
  6. Riga 4 / Colonna 7 → 8 (Naked Single)
  7. Riga 8 / Colonna 7 → 2 (Full House)
  8. Riga 2 / Colonna 2 → 8 (Hidden Single)
  9. Riga 1 / Colonna 2 → 7 (Hidden Single)
  10. Riga 4 / Colonna 3 → 1 (Hidden Single)
  11. Riga 6 / Colonna 9 → 4 (Hidden Single)
  12. Riga 3 / Colonna 9 → 1 (Hidden Single)
  13. Riga 7 / Colonna 6 → 3 (Hidden Single)
  14. Riga 8 / Colonna 3 → 3 (Hidden Single)
  15. Riga 9 / Colonna 6 → 8 (Hidden Single)
  16. Riga 4 / Colonna 8 → 3 (Hidden Single)
  17. Riga 5 / Colonna 1 → 8 (Hidden Single)
  18. Riga 8 / Colonna 9 → 8 (Hidden Single)
  19. Locked Candidates Type 1 (Pointing): 4 in b1 => r3c45<>4
  20. Locked Candidates Type 2 (Claiming): 5 in c3 => r3c12<>5
  21. Naked Pair: 5,6 in r2c68 => r2c4<>5, r2c45<>6
  22. Empty Rectangle: 6 in b1 (r5c34) => r3c4<>6
  23. W-Wing: 6/5 in r1c3,r4c1 connected by 5 in r14c9 => r3c1,r5c3<>6
  24. Riga 3 / Colonna 1 → 4 (Naked Single)
  25. Riga 5 / Colonna 3 → 2 (Naked Single)
  26. Riga 6 / Colonna 2 → 5 (Naked Single)
  27. Riga 4 / Colonna 1 → 6 (Full House)
  28. Riga 6 / Colonna 8 → 2 (Full House)
  29. Riga 5 / Colonna 4 → 6 (Hidden Single)
  30. Riga 9 / Colonna 3 → 4 (Hidden Single)
  31. Riga 3 / Colonna 2 → 2 (Hidden Single)
  32. Riga 4 / Colonna 9 → 5 (Hidden Single)
  33. Riga 1 / Colonna 9 → 6 (Naked Single)
  34. Riga 1 / Colonna 3 → 5 (Full House)
  35. Riga 2 / Colonna 8 → 5 (Full House)
  36. Riga 3 / Colonna 3 → 6 (Full House)
  37. Riga 2 / Colonna 6 → 6 (Naked Single)
  38. Riga 7 / Colonna 2 → 6 (Hidden Single)
  39. Naked Pair: 7,9 in r34c5 => r89c5<>7, r89c5<>9
  40. Uniqueness Test 1: 7/9 in r3c56,r4c56 => r3c6<>7, r3c6<>9
  41. Riga 3 / Colonna 6 → 5 (Naked Single)
  42. W-Wing: 9/7 in r3c4,r7c9 connected by 7 in r9c48 => r7c4<>9
  43. Riga 7 / Colonna 9 → 9 (Hidden Single)
  44. Riga 5 / Colonna 9 → 7 (Full House)
  45. Riga 5 / Colonna 8 → 9 (Full House)
  46. Uniqueness Test 1: 5/7 in r7c14,r8c14 => r8c4<>5, r8c4<>7
  47. Riga 8 / Colonna 1 → 5 (Hidden Single)
  48. Riga 7 / Colonna 1 → 7 (Full House)
  49. Riga 7 / Colonna 4 → 5 (Full House)
  50. Uniqueness Test 3: 1/4 in r2c45,r8c45 => r8c2<>9
  51. Riga 8 / Colonna 2 → 1 (Naked Single)
  52. Riga 9 / Colonna 2 → 9 (Full House)
  53. Give Up: Don't know how to proceed!
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