6
8
6
7
1
3
7
1
3
5
4
3
5
7
3
5
2
9
3
6
2
6
2
9
5
2
9
6
8
9
4
8
6
3
2
1
This Sudoku Puzzle has 48 steps and it is solved using Naked Single, Full House, Hidden Single, Uniqueness Test 1, Avoidable Rectangle Type 1 techniques.
Try To Solve This PuzzleSolution Steps:
- Row 4 / Column 7 → 8 (Naked Single)
- Row 3 / Column 3 → 9 (Naked Single)
- Row 3 / Column 7 → 4 (Naked Single)
- Row 5 / Column 7 → 5 (Full House)
- Row 4 / Column 9 → 7 (Naked Single)
- Row 9 / Column 8 → 7 (Naked Single)
- Row 8 / Column 9 → 5 (Full House)
- Row 1 / Column 9 → 9 (Naked Single)
- Row 3 / Column 4 → 2 (Naked Single)
- Row 3 / Column 9 → 6 (Naked Single)
- Row 5 / Column 9 → 4 (Full House)
- Row 5 / Column 8 → 1 (Full House)
- Row 3 / Column 1 → 7 (Full House)
- Row 4 / Column 5 → 6 (Naked Single)
- Row 5 / Column 3 → 8 (Naked Single)
- Row 5 / Column 4 → 9 (Naked Single)
- Row 5 / Column 2 → 6 (Naked Single)
- Row 5 / Column 6 → 7 (Full House)
- Row 8 / Column 1 → 8 (Hidden Single)
- Row 2 / Column 6 → 9 (Hidden Single)
- Row 7 / Column 5 → 7 (Hidden Single)
- Row 6 / Column 2 → 9 (Hidden Single)
- Row 8 / Column 2 → 7 (Hidden Single)
- Row 9 / Column 5 → 3 (Hidden Single)
- Row 9 / Column 3 → 5 (Naked Single)
- Row 9 / Column 2 → 4 (Full House)
- Uniqueness Test 1: 1/3 in r1c23,r7c23 => r1c2<>1, r1c2<>3
- Row 1 / Column 3 → 3 (Hidden Single)
- Row 7 / Column 3 → 1 (Full House)
- Row 7 / Column 2 → 3 (Full House)
- Row 1 / Column 1 → 1 (Hidden Single)
- Row 4 / Column 1 → 2 (Naked Single)
- Row 2 / Column 1 → 4 (Full House)
- Row 4 / Column 2 → 1 (Full House)
- Uniqueness Test 1: 1/4 in r6c46,r8c46 => r6c4<>1, r6c4<>4
- Row 6 / Column 4 → 8 (Naked Single)
- Row 1 / Column 4 → 4 (Naked Single)
- Row 8 / Column 4 → 1 (Full House)
- Row 8 / Column 6 → 4 (Full House)
- Row 6 / Column 6 → 1 (Full House)
- Row 6 / Column 5 → 4 (Full House)
- Avoidable Rectangle Type 1: 2/1 in r1c12,r4c12 => r1c2<>2
- Row 1 / Column 2 → 5 (Naked Single)
- Row 2 / Column 2 → 2 (Full House)
- Row 1 / Column 5 → 8 (Naked Single)
- Row 1 / Column 8 → 2 (Full House)
- Row 2 / Column 8 → 8 (Full House)
- Row 2 / Column 5 → 5 (Full House)
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