5
6
9
7
8
4
1
2
3
4
8
1
5
2
3
6
7
9
7
2
3
9
1
6
8
5
4
3
5
8
2
9
6
4
1
7
9
6
4
7
1
5
8
3
2
1
7
2
4
3
8
5
6
9
6
3
5
8
4
2
9
7
1
1
9
8
3
5
7
2
4
6
2
4
7
6
9
1
3
8
5
This Sudoku Puzzle has 54 steps and it is solved using Hidden Single, Locked Pair, Naked Single, Full House, Locked Candidates Type 1 (Pointing), Locked Candidates Type 2 (Claiming), Hidden Pair techniques.
Naked Single
Explanation
Hidden Single
Explanation
Hidden Pair
Explanation
Locked Candidates
Explanation
Locked Candidates
Explanation
Full House
Explanation
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