7
8
9
6
4
2
5
1
3
3
4
2
1
8
5
7
9
6
1
5
6
9
3
7
2
4
8
9
2
5
8
3
7
1
6
4
6
1
8
9
5
4
2
7
3
4
7
3
6
2
1
5
8
9
2
7
8
3
5
6
4
9
1
4
6
9
8
2
1
5
3
7
3
1
5
7
9
4
8
6
2
This Sudoku Puzzle has 45 steps and it is solved using Locked Candidates Type 2 (Claiming), Naked Triple, Skyscraper, Naked Single, Full House, Empty Rectangle, Naked Pair, Turbot Fish, undefined, Hidden Single techniques.
Naked Single
Explanation
Hidden Single
Explanation
Locked Candidates
Explanation
Full House
Explanation
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