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