Solution for Medium Sudoku #41623871459103
3
8
2
7
9
4
1
6
5
4
9
1
6
3
5
2
8
7
5
7
6
8
1
2
3
4
9
4
2
8
5
7
1
6
3
9
7
1
3
9
6
8
5
4
2
9
6
5
4
2
3
1
8
7
2
4
6
8
5
7
9
1
3
1
5
9
3
2
4
8
7
6
7
3
8
6
9
1
2
5
4
This Sudoku Puzzle has 65 steps and it is solved using Hidden Single, Locked Candidates Type 1 (Pointing), Naked Triple, Naked Single, Full House techniques.
Naked Single
Explanation
Hidden Single
Explanation
Locked Candidates
Explanation
Full House
Explanation
Solution Steps:
- Row 3 / Column 6 → 7 (Hidden Single)
- Row 6 / Column 5 → 4 (Hidden Single)
- Row 4 / Column 3 → 8 (Hidden Single)
- Row 5 / Column 2 → 7 (Hidden Single)
- Row 9 / Column 5 → 7 (Hidden Single)
- Row 7 / Column 7 → 7 (Hidden Single)
- Row 2 / Column 6 → 5 (Hidden Single)
- Row 6 / Column 7 → 1 (Hidden Single)
- Row 4 / Column 5 → 1 (Hidden Single)
- Row 6 / Column 3 → 9 (Hidden Single)
- Row 5 / Column 1 → 5 (Hidden Single)
- Row 3 / Column 3 → 5 (Hidden Single)
- Row 8 / Column 2 → 5 (Hidden Single)
- Locked Candidates Type 1 (Pointing): 9 in b3 => r3c4<>9
- Locked Candidates Type 1 (Pointing): 6 in b5 => r5c8<>6
- Locked Candidates Type 1 (Pointing): 9 in b5 => r5c9<>9
- Locked Candidates Type 1 (Pointing): 4 in b7 => r7c4689<>4
- Locked Candidates Type 1 (Pointing): 4 in b9 => r9c46<>4
- Naked Triple: 2,3,6 in r7c8,r89c7 => r79c9,r9c8<>2, r7c9<>3, r9c8<>6
- Row 7 / Column 9 → 8 (Naked Single)
- Row 1 / Column 2 → 8 (Hidden Single)
- Row 8 / Column 1 → 8 (Hidden Single)
- Locked Candidates Type 1 (Pointing): 2 in b7 => r7c48<>2
- Locked Candidates Type 1 (Pointing): 6 in b7 => r7c468<>6
- Row 7 / Column 8 → 3 (Naked Single)
- Row 5 / Column 8 → 2 (Naked Single)
- Row 5 / Column 9 → 3 (Naked Single)
- Row 4 / Column 8 → 6 (Hidden Single)
- Row 4 / Column 7 → 9 (Naked Single)
- Row 4 / Column 9 → 5 (Full House)
- Row 9 / Column 9 → 4 (Naked Single)
- Row 2 / Column 9 → 2 (Naked Single)
- Row 3 / Column 9 → 9 (Full House)
- Row 9 / Column 8 → 5 (Naked Single)
- Row 3 / Column 7 → 3 (Naked Single)
- Row 6 / Column 2 → 3 (Hidden Single)
- Row 6 / Column 1 → 6 (Full House)
- Row 7 / Column 1 → 2 (Naked Single)
- Row 3 / Column 1 → 1 (Naked Single)
- Row 1 / Column 1 → 3 (Full House)
- Row 3 / Column 8 → 4 (Naked Single)
- Row 2 / Column 8 → 1 (Full House)
- Row 3 / Column 2 → 6 (Naked Single)
- Row 3 / Column 4 → 2 (Full House)
- Row 7 / Column 2 → 4 (Full House)
- Row 7 / Column 3 → 6 (Full House)
- Row 2 / Column 3 → 4 (Naked Single)
- Row 1 / Column 3 → 2 (Full House)
- Row 1 / Column 5 → 9 (Naked Single)
- Row 5 / Column 5 → 6 (Naked Single)
- Row 2 / Column 5 → 3 (Naked Single)
- Row 2 / Column 4 → 6 (Full House)
- Row 8 / Column 5 → 2 (Full House)
- Row 9 / Column 4 → 8 (Naked Single)
- Row 8 / Column 7 → 6 (Naked Single)
- Row 9 / Column 7 → 2 (Full House)
- Row 9 / Column 6 → 6 (Full House)
- Row 5 / Column 4 → 9 (Naked Single)
- Row 5 / Column 6 → 8 (Full House)
- Row 8 / Column 6 → 4 (Naked Single)
- Row 8 / Column 4 → 3 (Full House)
- Row 7 / Column 4 → 1 (Naked Single)
- Row 1 / Column 4 → 4 (Full House)
- Row 1 / Column 6 → 1 (Full House)
- Row 7 / Column 6 → 9 (Full House)
Show More...