9
7
4
3
4
9
6
5
3
1
5
4
8
6
2
6
4
3
8
4
9
7
2
3
6
1
Questo puzzle di sudoku ha 82 passaggi e viene risolto utilizzando tecniche di Hidden Single, Locked Candidates Type 1 (Pointing), Naked Single, Full House, Locked Candidates Type 2 (Claiming), Naked Triple, undefined, Empty Rectangle, Hidden Rectangle, Discontinuous Nice Loop, Grouped Discontinuous Nice Loop, Swordfish.
Naked Single
Spiegazione
Hidden Single
Spiegazione
Locked Candidates
Spiegazione
Locked Candidates
Spiegazione
Full House
Spiegazione
Passaggi della soluzione:
- Riga 6 / Colonna 3 → 4 (Hidden Single)
- Riga 5 / Colonna 5 → 3 (Hidden Single)
- Riga 9 / Colonna 4 → 4 (Hidden Single)
- Riga 8 / Colonna 4 → 6 (Hidden Single)
- Riga 2 / Colonna 4 → 8 (Hidden Single)
- Locked Candidates Type 1 (Pointing): 9 in b5 => r8c6<>9
- Riga 8 / Colonna 6 → 5 (Naked Single)
- Riga 2 / Colonna 6 → 1 (Naked Single)
- Riga 4 / Colonna 4 → 5 (Hidden Single)
- Riga 5 / Colonna 4 → 2 (Naked Single)
- Riga 6 / Colonna 4 → 1 (Full House)
- Riga 4 / Colonna 8 → 1 (Hidden Single)
- Riga 6 / Colonna 2 → 2 (Hidden Single)
- Locked Candidates Type 2 (Claiming): 6 in c2 => r1c13<>6
- Naked Triple: 1,2,8 in r137c1 => r9c1<>1, r9c1<>2, r9c1<>8
- Locked Candidates Type 1 (Pointing): 2 in b7 => r13c3<>2
- 2-String Kite: 3 in r3c3,r8c8 (connected by r2c8,r3c9) => r8c3<>3
- Empty Rectangle: 7 in b6 (r59c1) => r9c8<>7
- Hidden Rectangle: 2/8 in r8c38,r9c38 => r8c3<>8
- Riga 8 / Colonna 3 → 2 (Naked Single)
- Discontinuous Nice Loop: 2 r2c9 -2- r2c8 -3- r8c8 =3= r7c9 =4= r2c9 => r2c9<>2
- Discontinuous Nice Loop: 8 r7c7 -8- r9c8 -2- r2c8 -3- r2c9 -4- r2c7 =4= r7c7 => r7c7<>8
- Discontinuous Nice Loop: 1 r9c3 -1- r9c5 -8- r9c8 -2- r2c8 -3- r8c8 =3= r8c2 =7= r9c1 =6= r9c3 => r9c3<>1
- Riga 9 / Colonna 5 → 1 (Hidden Single)
- Discontinuous Nice Loop: 9 r8c8 -9- r6c8 -7- r6c6 =7= r4c6 -7- r4c2 =7= r8c2 =3= r8c8 => r8c8<>9
- Discontinuous Nice Loop: 8 r9c3 -8- r9c8 -2- r2c8 -3- r8c8 =3= r8c2 =7= r9c1 =6= r9c3 => r9c3<>8
- Locked Candidates Type 2 (Claiming): 8 in r9 => r8c78<>8
- Discontinuous Nice Loop: 9 r5c7 -9- r5c3 -6- r5c1 -7- r9c1 =7= r8c2 -7- r8c7 -9- r5c7 => r5c7<>9
- Discontinuous Nice Loop: 7 r9c9 -7- r8c8 -3- r2c8 -2- r9c8 =2= r9c9 => r9c9<>7
- Grouped Discontinuous Nice Loop: 8 r3c3 -8- r13c1 =8= r7c1 =1= r7c3 =3= r3c3 => r3c3<>8
- Discontinuous Nice Loop: 1 r1c1 -1- r1c7 =1= r3c7 =8= r3c1 =2= r1c1 => r1c1<>1
- Discontinuous Nice Loop: 8 r1c2 -8- r3c1 =8= r3c7 =1= r1c7 =6= r1c2 => r1c2<>8
- Discontinuous Nice Loop: 2 r1c9 -2- r1c1 -8- r1c8 =8= r9c8 =2= r9c9 -2- r1c9 => r1c9<>2
- Grouped Discontinuous Nice Loop: 7 r3c7 -7- r3c5 -2- r2c5 =2= r2c8 =3= r8c8 =7= r89c7 -7- r3c7 => r3c7<>7
- Grouped Discontinuous Nice Loop: 5 r7c7 -5- r5c7 -7- r89c7 =7= r8c8 =3= r7c9 =4= r7c7 => r7c7<>5
- Almost Locked Set XZ-Rule: A=r2578c7 {45679}, B=r15c9 {579}, X=5, Z=9 => r7c9<>9
- Locked Candidates Type 1 (Pointing): 9 in b9 => r1c7<>9
- Almost Locked Set XZ-Rule: A=r59c7 {578}, B=r289c8 {2378}, X=8, Z=7 => r8c7<>7
- Riga 8 / Colonna 7 → 9 (Naked Single)
- Riga 7 / Colonna 7 → 4 (Naked Single)
- Riga 8 / Colonna 5 → 8 (Naked Single)
- Riga 7 / Colonna 5 → 9 (Full House)
- Riga 2 / Colonna 7 → 6 (Naked Single)
- Riga 2 / Colonna 9 → 4 (Hidden Single)
- Riga 1 / Colonna 2 → 6 (Hidden Single)
- X-Wing: 3 r28 c28 => r7c2<>3
- Swordfish: 7 r468 c268 => r1c8<>7
- W-Wing: 5/3 in r2c2,r7c9 connected by 3 in r3c39 => r7c2<>5
- Riga 7 / Colonna 2 → 8 (Naked Single)
- Riga 4 / Colonna 2 → 7 (Naked Single)
- Riga 7 / Colonna 1 → 1 (Naked Single)
- Riga 4 / Colonna 6 → 9 (Naked Single)
- Riga 4 / Colonna 3 → 8 (Full House)
- Riga 6 / Colonna 6 → 7 (Full House)
- Riga 6 / Colonna 8 → 9 (Full House)
- Riga 5 / Colonna 1 → 6 (Naked Single)
- Riga 5 / Colonna 3 → 9 (Full House)
- Riga 8 / Colonna 2 → 3 (Naked Single)
- Riga 2 / Colonna 2 → 5 (Full House)
- Riga 8 / Colonna 8 → 7 (Full House)
- Riga 9 / Colonna 1 → 7 (Naked Single)
- Riga 7 / Colonna 3 → 5 (Naked Single)
- Riga 7 / Colonna 9 → 3 (Full House)
- Riga 9 / Colonna 3 → 6 (Full House)
- Riga 1 / Colonna 3 → 1 (Naked Single)
- Riga 3 / Colonna 3 → 3 (Full House)
- Riga 2 / Colonna 5 → 2 (Naked Single)
- Riga 2 / Colonna 8 → 3 (Full House)
- Riga 3 / Colonna 5 → 7 (Naked Single)
- Riga 1 / Colonna 5 → 5 (Full House)
- Riga 3 / Colonna 9 → 2 (Naked Single)
- Riga 1 / Colonna 8 → 8 (Naked Single)
- Riga 9 / Colonna 8 → 2 (Full House)
- Riga 3 / Colonna 1 → 8 (Naked Single)
- Riga 1 / Colonna 1 → 2 (Full House)
- Riga 3 / Colonna 7 → 1 (Full House)
- Riga 9 / Colonna 9 → 5 (Naked Single)
- Riga 9 / Colonna 7 → 8 (Full House)
- Riga 1 / Colonna 7 → 7 (Naked Single)
- Riga 1 / Colonna 9 → 9 (Full House)
- Riga 5 / Colonna 9 → 7 (Full House)
- Riga 5 / Colonna 7 → 5 (Full House)
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