5
7
1
4
8
3
2
6
9
4
7
3
9
6
5
7
4
8
7
1
4
9
2
6
3
5
8
3
8
6
1
5
7
4
2
9
5
2
9
8
4
3
7
1
6
8
9
2
1
3
7
6
4
5
3
7
1
2
1
7
4
2
6
5
9
3
8
This Sudoku Puzzle has 14 steps and it is solved using Naked Single, Full House techniques.
Naked Single
Explanation
Full House
Explanation
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