Solution for Medium Sudoku #22641527983101
2
5
8
7
3
9
6
4
1
9
6
1
4
2
5
8
7
3
7
3
4
8
6
1
5
2
9
3
2
4
1
6
7
9
8
5
1
5
6
2
8
9
7
3
4
9
8
7
4
5
3
2
1
6
8
7
3
4
9
6
5
1
2
6
4
2
5
1
8
3
9
7
1
9
5
3
7
2
6
4
8
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 1 → 6 (Hidden Single)
- Row 2 / Column 9 → 1 (Hidden Single)
- Row 6 / Column 8 → 1 (Hidden Single)
- Row 6 / Column 3 → 5 (Hidden Single)
- Row 8 / Column 3 → 6 (Hidden Single)
- Row 9 / Column 2 → 1 (Hidden Single)
- Row 2 / Column 1 → 7 (Hidden Single)
- Row 2 / Column 7 → 8 (Hidden Single)
- Row 9 / Column 7 → 6 (Naked Single)
- Row 1 / Column 3 → 8 (Hidden Single)
- Row 7 / Column 4 → 6 (Hidden Single)
- Row 7 / Column 9 → 5 (Hidden Single)
- Row 7 / Column 8 → 9 (Hidden Single)
- Row 1 / Column 8 → 3 (Naked Single)
- Row 3 / Column 9 → 9 (Full House)
- Locked Candidates Type 1 (Pointing): 3 in b1 => r4c2<>3
- Locked Candidates Type 1 (Pointing): 7 in b6 => r89c9<>7
- Row 9 / Column 9 → 8 (Naked Single)
- Locked Candidates Type 1 (Pointing): 4 in b7 => r46c1<>4
- Locked Candidates Type 1 (Pointing): 4 in b4 => r4c46<>4
- Naked Pair: 2,9 in r6c17 => r6c49<>2, r6c46<>9
- Naked Pair: 2,9 in r16c1 => r45c1<>2, r45c1<>9
- Locked Candidates Type 2 (Claiming): 9 in r5 => r4c46<>9
- Naked Pair: 2,3 in r58c9 => r4c9<>2, r4c9<>3
- Naked Pair: 6,7 in r4c69 => r4c4<>7
- Naked Triple: 4,6,7 in r469c6 => r238c6<>4, r38c6<>7
- Row 3 / Column 6 → 3 (Naked Single)
- Row 3 / Column 2 → 4 (Naked Single)
- Row 3 / Column 5 → 7 (Full House)
- Row 2 / Column 3 → 9 (Naked Single)
- Row 4 / Column 3 → 4 (Full House)
- Row 4 / Column 2 → 2 (Naked Single)
- Row 1 / Column 1 → 2 (Naked Single)
- Row 2 / Column 6 → 5 (Naked Single)
- Row 1 / Column 2 → 5 (Naked Single)
- Row 1 / Column 4 → 9 (Full House)
- Row 2 / Column 2 → 3 (Full House)
- Row 4 / Column 4 → 1 (Naked Single)
- Row 6 / Column 1 → 9 (Naked Single)
- Row 8 / Column 6 → 8 (Naked Single)
- Row 4 / Column 1 → 3 (Naked Single)
- Row 5 / Column 1 → 1 (Full House)
- Row 5 / Column 4 → 2 (Naked Single)
- Row 6 / Column 7 → 2 (Naked Single)
- Row 5 / Column 6 → 9 (Naked Single)
- Row 7 / Column 5 → 4 (Naked Single)
- Row 7 / Column 1 → 8 (Full House)
- Row 8 / Column 1 → 4 (Full House)
- Row 4 / Column 7 → 9 (Naked Single)
- Row 8 / Column 7 → 3 (Full House)
- Row 2 / Column 4 → 4 (Naked Single)
- Row 2 / Column 5 → 2 (Full House)
- Row 5 / Column 5 → 8 (Naked Single)
- Row 5 / Column 9 → 3 (Full House)
- Row 8 / Column 5 → 1 (Full House)
- Row 9 / Column 6 → 7 (Naked Single)
- Row 8 / Column 4 → 5 (Full House)
- Row 6 / Column 4 → 7 (Full House)
- Row 9 / Column 8 → 4 (Full House)
- Row 8 / Column 8 → 7 (Full House)
- Row 8 / Column 9 → 2 (Full House)
- Row 4 / Column 6 → 6 (Naked Single)
- Row 4 / Column 9 → 7 (Full House)
- Row 6 / Column 9 → 6 (Full House)
- Row 6 / Column 6 → 4 (Full House)
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