Soluzione per Sudoku diabolico #1223713524895

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

Questo puzzle di sudoku ha 52 passaggi e viene risolto utilizzando tecniche di Hidden Single, Locked Candidates Type 1 (Pointing), Locked Candidates Type 2 (Claiming), Naked Triple, Naked Single, Locked Pair, Full House, 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 2 / Colonna 2 → 3 (Hidden Single)
  2. Riga 5 / Colonna 5 → 3 (Hidden Single)
  3. Riga 5 / Colonna 1 → 1 (Hidden Single)
  4. Riga 7 / Colonna 1 → 4 (Hidden Single)
  5. Riga 7 / Colonna 7 → 3 (Hidden Single)
  6. Riga 8 / Colonna 1 → 3 (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 1 (Pointing): 8 in b8 => r9c79<>8
  10. Locked Candidates Type 2 (Claiming): 8 in c9 => r1c8<>8
  11. Naked Triple: 4,6,9 in r5c237 => r5c89<>6, r5c89<>9
  12. Riga 5 / Colonna 8 → 7 (Naked Single)
  13. Riga 5 / Colonna 9 → 7 (Naked Single)
  14. Riga 8 / Colonna 6 → 7 (Hidden Single)
  15. Riga 1 / Colonna 3 → 7 (Hidden Single)
  16. Riga 2 / Colonna 4 → 7 (Hidden Single)
  17. Riga 1 / Colonna 9 → 4 (Hidden Single)
  18. Riga 1 / Colonna 5 → 8 (Hidden Single)
  19. Riga 3 / Colonna 9 → 8 (Hidden Single)
  20. Riga 9 / Colonna 4 → 8 (Hidden Single)
  21. Riga 9 / Colonna 2 → 2 (Hidden Single)
  22. Riga 7 / Colonna 4 → 2 (Hidden Single)
  23. Riga 3 / Colonna 3 → 2 (Hidden Single)
  24. Riga 8 / Colonna 8 → 2 (Hidden Single)
  25. Riga 9 / Colonna 1 → 5 (Hidden Single)
  26. Riga 3 / Colonna 2 → 4 (Hidden Single)
  27. Riga 8 / Colonna 7 → 8 (Hidden Single)
  28. Riga 2 / Colonna 3 → 5 (Hidden Single)
  29. Riga 6 / Colonna 7 → 5 (Hidden Single)
  30. Riga 1 / Colonna 8 → 5 (Hidden Single)
  31. Riga 4 / Colonna 2 → 5 (Hidden Single)
  32. Riga 6 / Colonna 6 → 4 (Hidden Single)
  33. Riga 5 / Colonna 7 → 4 (Hidden Single)
  34. Riga 4 / Colonna 8 → 8 (Hidden Single)
  35. Riga 6 / Colonna 2 → 8 (Hidden Single)
  36. Riga 4 / Colonna 3 → 4 (Hidden Single)
  37. Riga 6 / Colonna 4 → 1 (Hidden Single)
  38. Riga 3 / Colonna 6 → 1 (Hidden Single)
  39. Riga 6 / Colonna 8 → 6 (Hidden Single)
  40. Riga 3 / Colonna 5 → 5 (Hidden Single)
  41. Riga 7 / Colonna 6 → 5 (Hidden Single)
  42. Locked Pair: 6,9 in r9c79 => r7c9,r9c5<>6, r7c89,r9c5<>9
  43. Riga 9 / Colonna 5 → 9 (Naked Single)
  44. Riga 7 / Colonna 8 → 1 (Naked Single)
  45. Riga 2 / Colonna 8 → 9 (Full House)
  46. Riga 9 / Colonna 7 → 6 (Full House)
  47. Riga 2 / Colonna 7 → 6 (Full House)
  48. Riga 7 / Colonna 9 → 1 (Naked Single)
  49. Riga 7 / Colonna 5 → 6 (Naked Single)
  50. Riga 9 / Colonna 9 → 6 (Naked Single)
  51. Riga 2 / Colonna 9 → 1 (Naked Single)
  52. Give Up: Don't know how to proceed!
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