Solution for Medium Sudoku #41628531497102
7
5
4
3
1
6
8
2
9
6
9
8
5
2
4
7
1
3
1
3
2
7
9
8
6
4
5
4
7
8
2
6
1
5
9
3
2
5
6
3
8
9
4
7
1
3
1
9
5
7
4
2
8
6
6
8
7
9
3
5
1
4
2
9
3
5
1
4
2
8
6
7
4
2
1
8
6
7
9
5
3
This Sudoku Puzzle has 62 steps and it is solved using Hidden Single, Locked Candidates Type 1 (Pointing), Naked Triple, Naked Single, Locked Candidates Type 2 (Claiming), Full House techniques.
Naked Single
Explanation
Hidden Single
Explanation
Locked Candidates
Explanation
Locked Candidates
Explanation
Full House
Explanation
Solution Steps:
- Row 2 / Column 3 → 6 (Hidden Single)
- Row 8 / Column 1 → 9 (Hidden Single)
- Row 2 / Column 8 → 9 (Hidden Single)
- Row 3 / Column 8 → 4 (Hidden Single)
- Locked Candidates Type 1 (Pointing): 7 in b1 => r9c1<>7
- Locked Candidates Type 1 (Pointing): 3 in b4 => r789c3<>3
- Locked Candidates Type 1 (Pointing): 4 in b4 => r9c1<>4
- Naked Triple: 2,3,9 in r45c4,r5c6 => r46c5<>2, r46c5,r6c6<>3
- Row 4 / Column 5 → 5 (Naked Single)
- Row 2 / Column 5 → 2 (Hidden Single)
- Row 2 / Column 6 → 4 (Hidden Single)
- Row 8 / Column 5 → 4 (Hidden Single)
- Row 9 / Column 2 → 4 (Hidden Single)
- Row 2 / Column 7 → 7 (Hidden Single)
- Naked Triple: 2,3,6 in r46c7,r6c9 => r45c9<>2, r45c9<>3
- Locked Candidates Type 2 (Claiming): 3 in r5 => r4c4<>3
- Naked Triple: 1,3,8 in r279c9 => r1c9<>1, r16c9<>3
- Locked Candidates Type 1 (Pointing): 3 in b6 => r138c7<>3
- Row 1 / Column 8 → 3 (Hidden Single)
- Row 9 / Column 8 → 5 (Naked Single)
- Row 8 / Column 8 → 6 (Full House)
- Row 7 / Column 6 → 5 (Hidden Single)
- Row 7 / Column 4 → 9 (Hidden Single)
- Row 4 / Column 4 → 2 (Naked Single)
- Row 4 / Column 7 → 3 (Naked Single)
- Row 5 / Column 4 → 3 (Naked Single)
- Row 4 / Column 3 → 8 (Naked Single)
- Row 5 / Column 6 → 9 (Naked Single)
- Row 8 / Column 4 → 1 (Naked Single)
- Row 4 / Column 1 → 4 (Naked Single)
- Row 4 / Column 9 → 9 (Full House)
- Row 7 / Column 3 → 7 (Naked Single)
- Row 8 / Column 3 → 5 (Naked Single)
- Row 5 / Column 9 → 4 (Naked Single)
- Row 5 / Column 1 → 2 (Full House)
- Row 8 / Column 7 → 8 (Naked Single)
- Row 8 / Column 2 → 3 (Full House)
- Row 7 / Column 5 → 3 (Naked Single)
- Row 9 / Column 6 → 7 (Full House)
- Row 9 / Column 3 → 2 (Naked Single)
- Row 6 / Column 3 → 3 (Full House)
- Row 6 / Column 1 → 5 (Full House)
- Row 9 / Column 1 → 1 (Naked Single)
- Row 7 / Column 2 → 8 (Full House)
- Row 7 / Column 9 → 1 (Full House)
- Row 9 / Column 9 → 3 (Full House)
- Row 6 / Column 6 → 1 (Naked Single)
- Row 3 / Column 6 → 3 (Full House)
- Row 6 / Column 5 → 7 (Full House)
- Row 3 / Column 5 → 1 (Full House)
- Row 1 / Column 1 → 7 (Naked Single)
- Row 3 / Column 1 → 8 (Full House)
- Row 2 / Column 2 → 1 (Naked Single)
- Row 2 / Column 9 → 8 (Full House)
- Row 1 / Column 2 → 5 (Full House)
- Row 3 / Column 7 → 6 (Naked Single)
- Row 3 / Column 4 → 7 (Full House)
- Row 1 / Column 4 → 6 (Full House)
- Row 1 / Column 9 → 2 (Naked Single)
- Row 1 / Column 7 → 1 (Full House)
- Row 6 / Column 7 → 2 (Full House)
- Row 6 / Column 9 → 6 (Full House)
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