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

Questo puzzle di sudoku ha 36 passaggi e viene risolto utilizzando tecniche di Hidden Single, Locked Candidates Type 1 (Pointing), Hidden Triple, Skyscraper, undefined, AIC, Naked Single, Empty Rectangle, Naked Pair, Continuous Nice Loop, Hidden Pair, Full House, Hidden Rectangle, Give Up.

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

Passaggi della soluzione:

  1. Riga 1 / Colonna 9 → 9 (Hidden Single)
  2. Riga 1 / Colonna 5 → 5 (Hidden Single)
  3. Riga 9 / Colonna 3 → 5 (Hidden Single)
  4. Locked Candidates Type 1 (Pointing): 4 in b3 => r3c124<>4
  5. Locked Candidates Type 1 (Pointing): 4 in b6 => r5c46<>4
  6. Locked Candidates Type 1 (Pointing): 1 in b8 => r8c2<>1
  7. Hidden Triple: 4,5,7 in r5c679 => r5c6<>1, r5c6<>9, r5c7<>8, r5c9<>6
  8. Skyscraper: 4 in r1c4,r9c5 (connected by r19c2) => r2c5,r8c4<>4
  9. W-Wing: 2/8 in r3c4,r4c1 connected by 8 in r34c7 => r3c1<>2
  10. AIC: 8 8- r1c8 -2- r2c8 =2= r2c1 -2- r4c1 -8- r4c7 =8= r3c7 =4= r3c9 =6= r3c2 -6- r2c3 -8 => r1c23,r2c8<>8
  11. Riga 1 / Colonna 3 → 3 (Naked Single)
  12. Riga 7 / Colonna 3 → 1 (Naked Single)
  13. Empty Rectangle: 8 in b2 (r25c3) => r5c4<>8
  14. Naked Pair: 1,9 in r58c4 => r6c4<>1, r6c4<>9
  15. Continuous Nice Loop: 6/7/8 2= r4c2 =1= r4c6 =5= r4c7 =8= r3c7 -8- r1c8 -2- r2c8 =2= r2c1 -2- r4c1 =2= r4c2 =1 => r4c2<>6, r4c6<>7, r4c2<>8
  16. Hidden Pair: 6,7 in r4c59 => r4c5<>8
  17. Locked Candidates Type 1 (Pointing): 8 in b5 => r6c28<>8
  18. XY-Chain: 1 1- r4c2 -2- r4c1 -8- r4c7 -5- r5c7 -4- r5c9 -7- r4c9 -6- r6c8 -1 => r6c2<>1
  19. AIC: 2 2- r1c2 -4- r1c4 =4= r6c4 =8= r6c5 =6= r4c5 -6- r4c9 =6= r3c9 -6- r2c8 -2 => r1c8,r2c1<>2
  20. Riga 1 / Colonna 8 → 8 (Naked Single)
  21. Riga 3 / Colonna 7 → 4 (Naked Single)
  22. Riga 3 / Colonna 9 → 6 (Naked Single)
  23. Riga 2 / Colonna 8 → 2 (Full House)
  24. Riga 5 / Colonna 7 → 5 (Naked Single)
  25. Riga 4 / Colonna 7 → 8 (Full House)
  26. Riga 4 / Colonna 9 → 7 (Naked Single)
  27. Riga 5 / Colonna 9 → 4 (Full House)
  28. Riga 5 / Colonna 6 → 7 (Naked Single)
  29. Riga 4 / Colonna 1 → 2 (Naked Single)
  30. Riga 4 / Colonna 5 → 6 (Naked Single)
  31. Riga 4 / Colonna 2 → 1 (Naked Single)
  32. Riga 4 / Colonna 6 → 5 (Full House)
  33. Riga 2 / Colonna 3 → 6 (Hidden Single)
  34. Riga 5 / Colonna 3 → 8 (Full House)
  35. Hidden Rectangle: 7/8 in r3c12,r8c12 => r8c2<>7
  36. Give Up: Don't know how to proceed!
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