Solution for Evil Sudoku #1159781246344
1
3
5
2
6
8
6
5
1
7
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1
8
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9
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8
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7
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9
7
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4
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 9 → 7 (Naked Single)
- Row 5 / Column 1 → 5 (Naked Single)
- Row 5 / Column 5 → 3 (Full House)
- Row 4 / Column 3 → 3 (Hidden Single)
- Row 6 / Column 7 → 1 (Hidden Single)
- Row 9 / Column 2 → 7 (Hidden Single)
- Row 4 / Column 6 → 6 (Hidden Single)
- Row 8 / Column 1 → 6 (Hidden Single)
- Row 1 / Column 8 → 5 (Hidden Single)
- Row 8 / Column 2 → 1 (Hidden Single)
- Row 9 / Column 1 → 2 (Hidden Single)
- Row 9 / Column 7 → 8 (Naked Single)
- Row 2 / Column 9 → 8 (Hidden Single)
- Row 7 / Column 3 → 8 (Hidden Single)
- Row 3 / Column 1 → 8 (Hidden Single)
- Naked Pair: 4,9 in r2c18 => r2c46<>4, r2c4<>9
- X-Wing: 9 r26 c18 => r3c8<>9
- X-Wing: 9 r39 c35 => r1c35,r7c5<>9
- Hidden Rectangle: 2/6 in r1c79,r7c79 => r1c9<>2
- XY-Chain: 4 4- r2c1 -9- r6c1 -4- r4c2 -9- r4c9 -2- r8c9 -5- r8c3 -4 => r13c3<>4
- Row 1 / Column 3 → 7 (Naked Single)
- Row 3 / Column 3 → 9 (Naked Single)
- Row 2 / Column 1 → 4 (Full House)
- Row 6 / Column 1 → 9 (Full House)
- Row 4 / Column 2 → 4 (Full House)
- Row 7 / Column 2 → 9 (Full House)
- Row 9 / Column 3 → 5 (Naked Single)
- Row 8 / Column 3 → 4 (Full House)
- Row 2 / Column 8 → 9 (Naked Single)
- Row 6 / Column 8 → 2 (Naked Single)
- Row 3 / Column 8 → 4 (Full House)
- Row 4 / Column 9 → 9 (Full House)
- Row 9 / Column 6 → 1 (Naked Single)
- Row 9 / Column 5 → 9 (Full House)
- Row 1 / Column 9 → 6 (Naked Single)
- Row 2 / Column 6 → 3 (Naked Single)
- Row 1 / Column 7 → 2 (Naked Single)
- Row 2 / Column 7 → 7 (Naked Single)
- Row 2 / Column 4 → 1 (Full House)
- Row 3 / Column 7 → 3 (Full House)
- Row 7 / Column 7 → 6 (Full House)
- Row 3 / Column 6 → 2 (Naked Single)
- Row 3 / Column 5 → 7 (Full House)
- Row 1 / Column 5 → 4 (Naked Single)
- Row 1 / Column 4 → 9 (Full House)
- Row 4 / Column 4 → 2 (Naked Single)
- Row 4 / Column 5 → 1 (Full House)
- Row 8 / Column 6 → 5 (Naked Single)
- Row 6 / Column 6 → 4 (Full House)
- Row 6 / Column 5 → 5 (Naked Single)
- Row 7 / Column 5 → 2 (Full House)
- Row 6 / Column 4 → 7 (Full House)
- Row 7 / Column 4 → 4 (Naked Single)
- Row 8 / Column 4 → 3 (Full House)
- Row 8 / Column 9 → 2 (Full House)
- Row 7 / Column 9 → 5 (Full House)
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