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