7
1
2
4
9
3
5
8
6
5
6
9
8
7
2
3
4
1
8
4
3
1
6
5
7
2
9
7
6
5
1
8
4
9
1
5
6
9
8
4
2
3
7
9
8
4
3
7
2
5
1
6
8
6
5
4
4
9
3
7
2
8
6
1
5
6
5
4
2
9
This Sudoku Puzzle has 11 steps and it is solved using Full House, Naked Single techniques.
Naked Single
Explanation
Full House
Explanation
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