8
6
5
7
4
9
2
4
2
8
9
5
7
6
9
7
6
2
5
8
4
2
9
4
5
3
7
1
8
6
6
1
8
6
9
3
4
7
2
7
6
1
2
4
8
3
5
9
6
5
9
3
7
8
4
1
2
8
3
1
2
5
4
7
6
7
4
7
2
1
9
6
5
8
3
This Sudoku Puzzle has 30 steps and it is solved using Full House, Naked Single, Hidden Single, Give Up techniques.
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