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

Questo puzzle di sudoku ha 48 passaggi e viene risolto utilizzando tecniche di Naked Single, Full House, Hidden Single, Uniqueness Test 1, Avoidable Rectangle Type 1.

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

Passaggi della soluzione:

  1. Riga 4 / Colonna 7 → 8 (Naked Single)
  2. Riga 3 / Colonna 3 → 9 (Naked Single)
  3. Riga 3 / Colonna 7 → 4 (Naked Single)
  4. Riga 5 / Colonna 7 → 5 (Full House)
  5. Riga 4 / Colonna 9 → 7 (Naked Single)
  6. Riga 9 / Colonna 8 → 7 (Naked Single)
  7. Riga 8 / Colonna 9 → 5 (Full House)
  8. Riga 1 / Colonna 9 → 9 (Naked Single)
  9. Riga 3 / Colonna 4 → 2 (Naked Single)
  10. Riga 3 / Colonna 9 → 6 (Naked Single)
  11. Riga 5 / Colonna 9 → 4 (Full House)
  12. Riga 5 / Colonna 8 → 1 (Full House)
  13. Riga 3 / Colonna 1 → 7 (Full House)
  14. Riga 4 / Colonna 5 → 6 (Naked Single)
  15. Riga 5 / Colonna 3 → 8 (Naked Single)
  16. Riga 5 / Colonna 4 → 9 (Naked Single)
  17. Riga 5 / Colonna 2 → 6 (Naked Single)
  18. Riga 5 / Colonna 6 → 7 (Full House)
  19. Riga 8 / Colonna 1 → 8 (Hidden Single)
  20. Riga 2 / Colonna 6 → 9 (Hidden Single)
  21. Riga 7 / Colonna 5 → 7 (Hidden Single)
  22. Riga 6 / Colonna 2 → 9 (Hidden Single)
  23. Riga 8 / Colonna 2 → 7 (Hidden Single)
  24. Riga 9 / Colonna 5 → 3 (Hidden Single)
  25. Riga 9 / Colonna 3 → 5 (Naked Single)
  26. Riga 9 / Colonna 2 → 4 (Full House)
  27. Uniqueness Test 1: 1/3 in r1c23,r7c23 => r1c2<>1, r1c2<>3
  28. Riga 1 / Colonna 3 → 3 (Hidden Single)
  29. Riga 7 / Colonna 3 → 1 (Full House)
  30. Riga 7 / Colonna 2 → 3 (Full House)
  31. Riga 1 / Colonna 1 → 1 (Hidden Single)
  32. Riga 4 / Colonna 1 → 2 (Naked Single)
  33. Riga 2 / Colonna 1 → 4 (Full House)
  34. Riga 4 / Colonna 2 → 1 (Full House)
  35. Uniqueness Test 1: 1/4 in r6c46,r8c46 => r6c4<>1, r6c4<>4
  36. Riga 6 / Colonna 4 → 8 (Naked Single)
  37. Riga 1 / Colonna 4 → 4 (Naked Single)
  38. Riga 8 / Colonna 4 → 1 (Full House)
  39. Riga 8 / Colonna 6 → 4 (Full House)
  40. Riga 6 / Colonna 6 → 1 (Full House)
  41. Riga 6 / Colonna 5 → 4 (Full House)
  42. Avoidable Rectangle Type 1: 2/1 in r1c12,r4c12 => r1c2<>2
  43. Riga 1 / Colonna 2 → 5 (Naked Single)
  44. Riga 2 / Colonna 2 → 2 (Full House)
  45. Riga 1 / Colonna 5 → 8 (Naked Single)
  46. Riga 1 / Colonna 8 → 2 (Full House)
  47. Riga 2 / Colonna 8 → 8 (Full House)
  48. Riga 2 / Colonna 5 → 5 (Full House)
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