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