Solution for Evil Sudoku #1447692831539
6
4
3
8
9
6
9
6
3
1
4
8
2
4
8
1
5
4
2
4
2
3
5
6
2
9
1
5
This Sudoku Puzzle has 56 steps and it is solved using Hidden Single, Full House, Locked Candidates Type 1 (Pointing), Naked Triple, undefined, Naked Single techniques.
Naked Single
Explanation
Hidden Single
Explanation
Locked Candidates
Explanation
Full House
Explanation
Solution Steps:
- Row 6 / Column 3 → 6 (Hidden Single)
- Row 4 / Column 4 → 6 (Hidden Single)
- Row 3 / Column 5 → 4 (Hidden Single)
- Row 7 / Column 3 → 5 (Hidden Single)
- Row 9 / Column 6 → 4 (Hidden Single)
- Row 2 / Column 9 → 4 (Hidden Single)
- Row 8 / Column 8 → 4 (Hidden Single)
- Row 9 / Column 2 → 6 (Hidden Single)
- Row 4 / Column 2 → 9 (Hidden Single)
- Row 6 / Column 6 → 9 (Hidden Single)
- Row 7 / Column 5 → 1 (Hidden Single)
- Row 1 / Column 6 → 5 (Hidden Single)
- Row 8 / Column 7 → 2 (Hidden Single)
- Row 9 / Column 1 → 9 (Hidden Single)
- Row 5 / Column 8 → 9 (Hidden Single)
- Row 3 / Column 3 → 9 (Hidden Single)
- Row 5 / Column 2 → 3 (Hidden Single)
- Row 7 / Column 4 → 9 (Hidden Single)
- Row 3 / Column 6 → 1 (Hidden Single)
- Row 1 / Column 4 → 3 (Hidden Single)
- Row 8 / Column 6 → 3 (Hidden Single)
- Row 7 / Column 6 → 7 (Full House)
- Row 9 / Column 4 → 8 (Full House)
- Row 9 / Column 7 → 7 (Full House)
- Locked Candidates Type 1 (Pointing): 5 in b4 => r3c1<>5
- Naked Triple: 3,7,8 in r4c79,r6c8 => r5c9<>7
- W-Wing: 3/8 in r4c7,r7c8 connected by 8 in r47c9 => r6c8,r7c7<>3
- Row 6 / Column 8 → 7 (Naked Single)
- Row 1 / Column 8 → 2 (Naked Single)
- Row 4 / Column 9 → 8 (Naked Single)
- Row 6 / Column 1 → 5 (Naked Single)
- Row 6 / Column 5 → 3 (Full House)
- Row 2 / Column 8 → 8 (Naked Single)
- Row 7 / Column 8 → 3 (Full House)
- Row 4 / Column 7 → 3 (Naked Single)
- Row 4 / Column 5 → 7 (Full House)
- Row 5 / Column 5 → 5 (Full House)
- Row 7 / Column 9 → 6 (Naked Single)
- Row 7 / Column 7 → 8 (Full House)
- Row 3 / Column 7 → 5 (Naked Single)
- Row 5 / Column 9 → 1 (Naked Single)
- Row 1 / Column 9 → 7 (Full House)
- Row 2 / Column 7 → 1 (Full House)
- Row 5 / Column 7 → 6 (Full House)
- Row 1 / Column 3 → 1 (Full House)
- Row 3 / Column 2 → 7 (Naked Single)
- Row 2 / Column 2 → 5 (Naked Single)
- Row 8 / Column 2 → 1 (Full House)
- Row 2 / Column 3 → 2 (Naked Single)
- Row 2 / Column 4 → 7 (Full House)
- Row 3 / Column 4 → 2 (Full House)
- Row 3 / Column 1 → 8 (Full House)
- Row 5 / Column 3 → 7 (Naked Single)
- Row 5 / Column 1 → 2 (Full House)
- Row 8 / Column 1 → 7 (Full House)
- Row 8 / Column 3 → 8 (Full House)
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