Solution for Evil Sudoku #3137426851944
8
4
3
1
6
5
9
7
2
1
7
6
9
2
3
5
8
4
2
9
5
7
4
8
1
6
3
7
2
1
3
8
6
4
5
9
4
3
5
2
9
7
8
6
1
6
8
9
5
1
4
3
2
7
2
1
7
5
3
8
6
9
4
3
4
8
6
1
9
7
5
2
9
5
6
4
7
2
8
3
1
This Sudoku Puzzle has 56 steps and it is solved using Naked Single, Full House, Hidden Single, Naked Pair, undefined, Hidden Rectangle techniques.
Try To Solve This PuzzleSolution Steps:
- Row 5 / Column 1 → 3 (Naked Single)
- Row 5 / Column 9 → 4 (Naked Single)
- Row 5 / Column 5 → 9 (Full House)
- Row 2 / Column 1 → 1 (Hidden Single)
- Row 4 / Column 7 → 6 (Hidden Single)
- Row 9 / Column 8 → 3 (Hidden Single)
- Row 6 / Column 6 → 1 (Hidden Single)
- Row 6 / Column 3 → 9 (Hidden Single)
- Row 1 / Column 2 → 4 (Hidden Single)
- Row 1 / Column 1 → 8 (Hidden Single)
- Row 1 / Column 7 → 2 (Naked Single)
- Row 2 / Column 2 → 6 (Hidden Single)
- Row 3 / Column 3 → 2 (Hidden Single)
- Row 8 / Column 9 → 2 (Hidden Single)
- Row 7 / Column 1 → 2 (Hidden Single)
- Naked Pair: 5,7 in r8c18 => r8c46<>5, r8c4<>7
- X-Wing: 7 r48 c18 => r7c8<>7
- X-Wing: 7 r17 c35 => r39c5,r9c3<>7
- Hidden Rectangle: 1/8 in r3c79,r9c79 => r9c9<>8
- XY-Chain: 7 7- r4c1 -5- r6c2 -7- r3c2 -5- r2c3 -3- r2c9 -8- r6c9 -7 => r4c8,r6c2<>7
- Row 4 / Column 8 → 8 (Naked Single)
- Row 6 / Column 9 → 7 (Full House)
- Row 6 / Column 2 → 5 (Naked Single)
- Row 3 / Column 2 → 7 (Full House)
- Row 4 / Column 1 → 7 (Full House)
- Row 8 / Column 1 → 5 (Full House)
- Row 7 / Column 8 → 5 (Naked Single)
- Row 8 / Column 8 → 7 (Full House)
- Row 9 / Column 9 → 1 (Naked Single)
- Row 1 / Column 3 → 3 (Naked Single)
- Row 2 / Column 3 → 5 (Full House)
- Row 9 / Column 3 → 4 (Naked Single)
- Row 7 / Column 3 → 7 (Full House)
- Row 1 / Column 6 → 6 (Naked Single)
- Row 1 / Column 5 → 7 (Full House)
- Row 9 / Column 7 → 8 (Naked Single)
- Row 8 / Column 6 → 9 (Naked Single)
- Row 3 / Column 7 → 1 (Naked Single)
- Row 9 / Column 5 → 5 (Naked Single)
- Row 9 / Column 4 → 7 (Full House)
- Row 7 / Column 6 → 8 (Naked Single)
- Row 8 / Column 7 → 4 (Naked Single)
- Row 7 / Column 7 → 9 (Full House)
- Row 7 / Column 5 → 4 (Full House)
- Row 8 / Column 4 → 6 (Full House)
- Row 2 / Column 6 → 3 (Naked Single)
- Row 4 / Column 6 → 5 (Full House)
- Row 4 / Column 5 → 3 (Naked Single)
- Row 4 / Column 4 → 4 (Full House)
- Row 6 / Column 4 → 8 (Naked Single)
- Row 6 / Column 5 → 6 (Full House)
- Row 3 / Column 5 → 8 (Full House)
- Row 2 / Column 9 → 8 (Naked Single)
- Row 2 / Column 4 → 9 (Full House)
- Row 3 / Column 4 → 5 (Full House)
- Row 3 / Column 9 → 3 (Full House)
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