Solution for Evil Sudoku #2135682971444
1
3
9
8
5
6
2
7
4
8
7
5
4
1
2
9
6
3
6
4
2
9
3
7
5
1
8
5
8
3
6
1
7
4
9
2
1
2
9
5
4
8
7
3
6
4
7
6
2
9
3
1
8
5
3
2
1
9
6
5
7
4
8
6
9
7
3
8
4
2
5
1
8
5
4
7
2
1
3
6
9
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 → 6 (Naked Single)
- Row 5 / Column 9 → 3 (Naked Single)
- Row 5 / Column 5 → 4 (Full House)
- Row 6 / Column 3 → 2 (Hidden Single)
- Row 4 / Column 7 → 4 (Hidden Single)
- Row 9 / Column 8 → 6 (Hidden Single)
- Row 1 / Column 2 → 3 (Hidden Single)
- Row 4 / Column 4 → 1 (Hidden Single)
- Row 8 / Column 9 → 1 (Hidden Single)
- Row 8 / Column 8 → 2 (Hidden Single)
- Row 9 / Column 9 → 9 (Hidden Single)
- Row 9 / Column 3 → 8 (Naked Single)
- Row 2 / Column 1 → 8 (Hidden Single)
- Row 7 / Column 7 → 8 (Hidden Single)
- Row 3 / Column 9 → 8 (Hidden Single)
- Naked Pair: 5,7 in r2c29 => r2c46<>7, r2c6<>5
- X-Wing: 5 r26 c29 => r3c2<>5
- X-Wing: 5 r39 c57 => r1c57,r7c5<>5
- Hidden Rectangle: 1/9 in r1c13,r7c13 => r1c1<>9
- XY-Chain: 7 7- r2c9 -5- r6c9 -7- r4c8 -5- r4c1 -9- r8c1 -3- r8c7 -7 => r13c7<>7
- Row 1 / Column 7 → 6 (Naked Single)
- Row 3 / Column 7 → 5 (Naked Single)
- Row 2 / Column 9 → 7 (Full House)
- Row 6 / Column 9 → 5 (Full House)
- Row 4 / Column 8 → 7 (Full House)
- Row 7 / Column 8 → 5 (Full House)
- Row 9 / Column 7 → 3 (Naked Single)
- Row 8 / Column 7 → 7 (Full House)
- Row 2 / Column 2 → 5 (Naked Single)
- Row 6 / Column 2 → 9 (Naked Single)
- Row 3 / Column 2 → 7 (Full House)
- Row 4 / Column 1 → 5 (Full House)
- Row 9 / Column 4 → 2 (Naked Single)
- Row 9 / Column 5 → 5 (Full House)
- Row 1 / Column 1 → 1 (Naked Single)
- Row 2 / Column 4 → 4 (Naked Single)
- Row 1 / Column 3 → 9 (Naked Single)
- Row 2 / Column 3 → 6 (Naked Single)
- Row 2 / Column 6 → 2 (Full House)
- Row 3 / Column 3 → 4 (Full House)
- Row 7 / Column 3 → 1 (Full House)
- Row 3 / Column 4 → 9 (Naked Single)
- Row 3 / Column 5 → 6 (Full House)
- Row 1 / Column 5 → 7 (Naked Single)
- Row 1 / Column 6 → 5 (Full House)
- Row 4 / Column 6 → 9 (Naked Single)
- Row 4 / Column 5 → 2 (Full House)
- Row 8 / Column 4 → 3 (Naked Single)
- Row 6 / Column 4 → 7 (Full House)
- Row 6 / Column 5 → 3 (Naked Single)
- Row 7 / Column 5 → 9 (Full House)
- Row 6 / Column 6 → 6 (Full House)
- Row 7 / Column 6 → 7 (Naked Single)
- Row 8 / Column 6 → 4 (Full House)
- Row 8 / Column 1 → 9 (Full House)
- Row 7 / Column 1 → 3 (Full House)
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