Solution for Medium Sudoku #11156379824102
2
4
5
8
1
6
5
1
6
4
3
9
8
6
1
2
9
1
4
3
3
6
2
2
5
7
8
This Sudoku Puzzle has 62 steps and it is solved using Hidden Single, Locked Candidates Type 1 (Pointing), Naked Triple, Locked Candidates Type 2 (Claiming), Naked Single, Full House techniques.
Naked Single
Explanation
Hidden Single
Explanation
Locked Candidates
Explanation
Locked Candidates
Explanation
Full House
Explanation
Solution Steps:
- Row 2 / Column 9 → 2 (Hidden Single)
- Row 8 / Column 2 → 2 (Hidden Single)
- Row 8 / Column 7 → 1 (Hidden Single)
- Row 7 / Column 2 → 8 (Hidden Single)
- Locked Candidates Type 1 (Pointing): 7 in b6 => r123c7<>7
- Locked Candidates Type 1 (Pointing): 8 in b6 => r1c9<>8
- Locked Candidates Type 1 (Pointing): 4 in b9 => r1c9<>4
- Naked Triple: 1,5,7 in r4c13,r6c3 => r56c1<>5, r56c1<>7
- Locked Candidates Type 2 (Claiming): 7 in r5 => r4c45,r6c56<>7
- Naked Triple: 2,5,7 in r5c46,r6c6 => r46c5<>5
- Row 6 / Column 5 → 3 (Naked Single)
- Row 8 / Column 5 → 5 (Hidden Single)
- Row 8 / Column 4 → 8 (Hidden Single)
- Row 2 / Column 5 → 8 (Hidden Single)
- Row 1 / Column 8 → 8 (Hidden Single)
- Row 8 / Column 3 → 4 (Hidden Single)
- Naked Triple: 6,7,9 in r138c1 => r49c1<>7, r9c1<>9
- Locked Candidates Type 1 (Pointing): 7 in b4 => r279c3<>7
- Row 9 / Column 2 → 7 (Hidden Single)
- Row 1 / Column 2 → 3 (Naked Single)
- Row 2 / Column 2 → 1 (Full House)
- Row 3 / Column 4 → 3 (Hidden Single)
- Row 3 / Column 6 → 2 (Hidden Single)
- Row 6 / Column 6 → 5 (Naked Single)
- Row 5 / Column 6 → 7 (Naked Single)
- Row 6 / Column 3 → 7 (Naked Single)
- Row 2 / Column 6 → 9 (Naked Single)
- Row 5 / Column 4 → 2 (Naked Single)
- Row 6 / Column 7 → 6 (Naked Single)
- Row 2 / Column 3 → 6 (Naked Single)
- Row 5 / Column 1 → 8 (Naked Single)
- Row 5 / Column 9 → 5 (Full House)
- Row 2 / Column 7 → 3 (Naked Single)
- Row 2 / Column 8 → 7 (Full House)
- Row 3 / Column 7 → 4 (Naked Single)
- Row 6 / Column 9 → 8 (Naked Single)
- Row 6 / Column 1 → 2 (Full House)
- Row 1 / Column 9 → 9 (Naked Single)
- Row 4 / Column 9 → 3 (Naked Single)
- Row 4 / Column 7 → 7 (Full House)
- Row 1 / Column 7 → 5 (Full House)
- Row 3 / Column 8 → 6 (Full House)
- Row 3 / Column 5 → 7 (Naked Single)
- Row 1 / Column 4 → 4 (Full House)
- Row 1 / Column 1 → 7 (Full House)
- Row 3 / Column 1 → 9 (Full House)
- Row 9 / Column 9 → 4 (Naked Single)
- Row 7 / Column 9 → 6 (Full House)
- Row 8 / Column 8 → 9 (Naked Single)
- Row 8 / Column 1 → 6 (Full House)
- Row 9 / Column 8 → 3 (Full House)
- Row 4 / Column 4 → 9 (Naked Single)
- Row 4 / Column 5 → 4 (Full House)
- Row 7 / Column 4 → 7 (Full House)
- Row 7 / Column 5 → 9 (Full House)
- Row 9 / Column 6 → 1 (Naked Single)
- Row 7 / Column 6 → 4 (Full House)
- Row 7 / Column 3 → 1 (Full House)
- Row 9 / Column 1 → 5 (Naked Single)
- Row 4 / Column 1 → 1 (Full House)
- Row 4 / Column 3 → 5 (Full House)
- Row 9 / Column 3 → 9 (Full House)
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