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