1
3
5
6
7
8
9
4
6
8
1
3
7
9
2
4
6
2
1
4
6
5
8
7
3
5
8
9
2
4
8
9
7
1
3
6
5
5
1
4
9
8
6
2
7
5
1
9
8
5
3
6
4
2
This Sudoku Puzzle has 27 steps and it is solved using Full House, Naked Single techniques.
Naked Single
Explanation
Full House
Explanation
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