Solution for Medium Sudoku #43851236974101
3
6
8
2
4
5
7
9
1
4
1
9
3
8
7
5
6
2
7
5
2
6
9
1
4
8
3
9
5
7
8
3
6
1
2
4
1
3
6
2
7
4
8
9
5
8
2
4
5
1
9
3
7
6
6
7
2
4
8
3
5
1
9
9
5
3
7
2
1
6
4
8
1
4
8
9
6
5
2
3
7
This Sudoku Puzzle has 65 steps and it is solved using Hidden Single, Naked Single, Full House, Locked Candidates Type 1 (Pointing), Naked Pair, Locked Candidates Type 2 (Claiming), Naked Triple techniques.
Naked Single
Explanation
Hidden Single
Explanation
Locked Candidates
Explanation
Locked Candidates
Explanation
Full House
Explanation
Solution Steps:
- Row 3 / Column 6 → 2 (Hidden Single)
- Row 2 / Column 9 → 1 (Hidden Single)
- Row 3 / Column 8 → 8 (Hidden Single)
- Row 1 / Column 3 → 8 (Hidden Single)
- Row 9 / Column 2 → 1 (Hidden Single)
- Row 8 / Column 6 → 1 (Hidden Single)
- Row 1 / Column 2 → 6 (Hidden Single)
- Row 7 / Column 2 → 7 (Hidden Single)
- Row 7 / Column 9 → 8 (Naked Single)
- Row 3 / Column 1 → 7 (Hidden Single)
- Row 4 / Column 7 → 8 (Hidden Single)
- Row 9 / Column 7 → 2 (Hidden Single)
- Row 8 / Column 7 → 9 (Hidden Single)
- Row 8 / Column 1 → 4 (Naked Single)
- Row 9 / Column 3 → 9 (Full House)
- Locked Candidates Type 1 (Pointing): 4 in b1 => r2c4<>4
- Locked Candidates Type 1 (Pointing): 5 in b3 => r1c46<>5
- Locked Candidates Type 1 (Pointing): 5 in b2 => r46c4<>5
- Locked Candidates Type 1 (Pointing): 6 in b8 => r9c89<>6
- Row 9 / Column 9 → 7 (Naked Single)
- Naked Pair: 3,9 in r1c16 => r1c45<>3, r1c45<>9
- Locked Candidates Type 2 (Claiming): 9 in c5 => r4c46,r6c46<>9
- Naked Pair: 3,4 in r9c58 => r9c46<>3, r9c4<>4
- Naked Pair: 6,8 in r69c4 => r4c4<>6
- Naked Pair: 3,9 in r17c6 => r4c6<>3
- Naked Triple: 5,6,8 in r6c469 => r6c238<>5, r6c38<>6
- Row 6 / Column 3 → 4 (Naked Single)
- Row 2 / Column 3 → 5 (Naked Single)
- Row 5 / Column 3 → 6 (Full House)
- Row 2 / Column 4 → 3 (Naked Single)
- Row 3 / Column 2 → 9 (Naked Single)
- Row 3 / Column 4 → 5 (Full House)
- Row 1 / Column 6 → 9 (Naked Single)
- Row 2 / Column 1 → 2 (Naked Single)
- Row 2 / Column 2 → 4 (Full House)
- Row 1 / Column 1 → 3 (Full House)
- Row 4 / Column 1 → 9 (Full House)
- Row 4 / Column 4 → 1 (Naked Single)
- Row 6 / Column 2 → 2 (Naked Single)
- Row 7 / Column 6 → 3 (Naked Single)
- Row 1 / Column 4 → 4 (Naked Single)
- Row 1 / Column 5 → 1 (Full House)
- Row 4 / Column 5 → 3 (Naked Single)
- Row 6 / Column 8 → 7 (Naked Single)
- Row 7 / Column 8 → 4 (Naked Single)
- Row 7 / Column 4 → 9 (Full House)
- Row 9 / Column 5 → 4 (Naked Single)
- Row 4 / Column 2 → 5 (Naked Single)
- Row 5 / Column 2 → 3 (Full House)
- Row 5 / Column 5 → 7 (Naked Single)
- Row 6 / Column 5 → 9 (Full House)
- Row 1 / Column 8 → 5 (Naked Single)
- Row 1 / Column 7 → 7 (Full House)
- Row 5 / Column 7 → 5 (Full House)
- Row 5 / Column 8 → 1 (Full House)
- Row 9 / Column 8 → 3 (Naked Single)
- Row 4 / Column 6 → 6 (Naked Single)
- Row 4 / Column 8 → 2 (Full House)
- Row 8 / Column 8 → 6 (Full House)
- Row 6 / Column 9 → 6 (Full House)
- Row 8 / Column 9 → 5 (Full House)
- Row 6 / Column 4 → 8 (Naked Single)
- Row 6 / Column 6 → 5 (Full House)
- Row 9 / Column 6 → 8 (Full House)
- Row 9 / Column 4 → 6 (Full House)
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