7
5
4
2
6
1
8
3
9
6
1
9
8
5
3
2
4
7
3
2
8
7
9
4
1
6
5
5
4
8
6
7
8
3
1
6
7
3
6
1
9
4
5
2
7
7
1
2
5
3
6
4
8
9
1
8
7
9
2
6
4
2
3
4
6
2
3
7
5
9
8
8
9
5
3
8
4
1
6
7
7
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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