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