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