Solution for Medium Sudoku #13859236714101
9
2
1
5
5
3
8
2
6
3
7
4
4
2
9
8
1
3
4
7
6
2
6
1
8
9
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 2 / Column 4 → 9 (Hidden Single)
- Row 1 / Column 8 → 9 (Hidden Single)
- Row 7 / Column 2 → 8 (Hidden Single)
- Row 9 / Column 7 → 8 (Hidden Single)
- Row 7 / Column 4 → 2 (Hidden Single)
- Row 8 / Column 1 → 9 (Hidden Single)
- Row 3 / Column 8 → 1 (Hidden Single)
- Row 3 / Column 1 → 8 (Naked Single)
- Row 9 / Column 8 → 6 (Hidden Single)
- Row 7 / Column 9 → 1 (Hidden Single)
- Row 6 / Column 3 → 8 (Hidden Single)
- Row 1 / Column 3 → 2 (Hidden Single)
- Row 2 / Column 3 → 7 (Hidden Single)
- Row 2 / Column 9 → 4 (Naked Single)
- Row 1 / Column 7 → 7 (Full House)
- Locked Candidates Type 1 (Pointing): 6 in b2 => r1c12<>6
- Row 1 / Column 1 → 1 (Naked Single)
- Locked Candidates Type 1 (Pointing): 5 in b7 => r9c46<>5
- Locked Candidates Type 1 (Pointing): 5 in b8 => r46c6<>5
- Locked Candidates Type 1 (Pointing): 4 in b9 => r8c6<>4
- Naked Pair: 3,4 in r1c25 => r1c46<>3, r1c6<>4
- Naked Pair: 3,7 in r9c49 => r9c56<>3, r9c56<>7
- Locked Candidates Type 2 (Claiming): 7 in c5 => r4c46,r6c46<>7
- Naked Pair: 3,7 in r39c4 => r6c4<>3
- Naked Pair: 6,8 in r14c6 => r6c6<>6
- Naked Triple: 5,6,8 in r4c146 => r4c278<>5, r4c27<>6
- Row 4 / Column 7 → 4 (Naked Single)
- Row 8 / Column 7 → 5 (Naked Single)
- Row 5 / Column 7 → 6 (Full House)
- Row 7 / Column 8 → 7 (Naked Single)
- Row 7 / Column 6 → 5 (Full House)
- Row 8 / Column 6 → 3 (Naked Single)
- Row 4 / Column 8 → 2 (Naked Single)
- Row 9 / Column 9 → 3 (Naked Single)
- Row 6 / Column 6 → 9 (Naked Single)
- Row 8 / Column 9 → 2 (Naked Single)
- Row 8 / Column 8 → 4 (Full House)
- Row 6 / Column 9 → 7 (Full House)
- Row 9 / Column 4 → 7 (Naked Single)
- Row 4 / Column 2 → 1 (Naked Single)
- Row 9 / Column 6 → 4 (Naked Single)
- Row 9 / Column 5 → 9 (Full House)
- Row 6 / Column 5 → 3 (Naked Single)
- Row 3 / Column 4 → 3 (Naked Single)
- Row 4 / Column 5 → 7 (Naked Single)
- Row 5 / Column 3 → 5 (Naked Single)
- Row 9 / Column 3 → 1 (Full House)
- Row 9 / Column 2 → 5 (Full House)
- Row 3 / Column 6 → 7 (Naked Single)
- Row 3 / Column 2 → 4 (Full House)
- Row 1 / Column 5 → 4 (Naked Single)
- Row 5 / Column 5 → 1 (Full House)
- Row 6 / Column 8 → 5 (Naked Single)
- Row 5 / Column 8 → 3 (Full House)
- Row 5 / Column 2 → 9 (Full House)
- Row 4 / Column 1 → 6 (Naked Single)
- Row 2 / Column 1 → 5 (Full House)
- Row 2 / Column 2 → 6 (Full House)
- Row 1 / Column 2 → 3 (Full House)
- Row 6 / Column 2 → 2 (Full House)
- Row 6 / Column 4 → 6 (Full House)
- Row 4 / Column 6 → 8 (Naked Single)
- Row 1 / Column 6 → 6 (Full House)
- Row 1 / Column 4 → 8 (Full House)
- Row 4 / Column 4 → 5 (Full House)
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