4
8
9
2
7
3
9
8
8
4
3
8
5
7
4
1
8
7
6
4
9
7
2
3
7
2
5
4
1
5
9
This Sudoku Puzzle has 36 steps and it is solved using Hidden Single, Naked Single, Full House, Locked Triple, Locked Candidates Type 1 (Pointing), undefined, Empty Rectangle, Give Up techniques.
Naked Single
Explanation
Hidden Single
Explanation
Locked Candidates
Explanation
Full House
Explanation
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