9
1
3
6
8
7
2
5
4
8
5
6
2
3
4
7
1
9
7
2
4
5
1
9
3
8
6
5
3
8
1
6
2
4
7
9
9
2
1
4
7
3
5
6
8
4
6
7
8
9
5
2
3
1
3
4
5
7
2
6
8
9
1
6
9
2
1
8
5
3
4
7
1
7
8
9
4
3
6
5
2
This Sudoku Puzzle has 30 steps and it is solved using Locked Candidates Type 2 (Claiming), Naked Pair, undefined, Naked Single, Hidden Single, Full House techniques.
Naked Single
Explanation
Hidden Single
Explanation
Locked Candidates
Explanation
Full House
Explanation
Show More...