Solution for Evil Sudoku #4146189753244
5
2
8
7
1
6
4
9
3
9
6
3
4
8
2
1
7
5
4
1
7
5
9
3
8
6
2
2
7
9
1
3
5
6
8
4
5
4
1
6
2
8
3
9
7
3
8
6
9
7
4
2
5
1
9
5
2
8
6
1
3
4
7
7
1
4
2
3
9
8
5
6
6
3
8
7
4
5
1
2
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 → 1 (Naked Single)
- Row 5 / Column 9 → 4 (Naked Single)
- Row 5 / Column 5 → 2 (Full House)
- Row 4 / Column 3 → 9 (Hidden Single)
- Row 2 / Column 9 → 3 (Hidden Single)
- Row 6 / Column 4 → 3 (Hidden Single)
- Row 9 / Column 2 → 4 (Hidden Single)
- Row 6 / Column 7 → 2 (Hidden Single)
- Row 1 / Column 8 → 1 (Hidden Single)
- Row 1 / Column 9 → 7 (Hidden Single)
- Row 1 / Column 3 → 8 (Naked Single)
- Row 2 / Column 8 → 9 (Hidden Single)
- Row 3 / Column 7 → 8 (Hidden Single)
- Row 8 / Column 1 → 8 (Hidden Single)
- Row 7 / Column 9 → 8 (Hidden Single)
- Naked Pair: 5,6 in r8c29 => r8c46<>5, r8c6<>6
- X-Wing: 6 r48 c29 => r7c2<>6
- X-Wing: 6 r17 c57 => r39c5,r9c7<>6
- Hidden Rectangle: 3/7 in r3c13,r9c13 => r9c1<>7
- XY-Chain: 6 6- r4c9 -5- r6c8 -6- r3c8 -5- r2c7 -4- r2c1 -7- r6c1 -6 => r4c2,r6c8<>6
- Row 4 / Column 2 → 7 (Naked Single)
- Row 6 / Column 1 → 6 (Full House)
- Row 6 / Column 8 → 5 (Naked Single)
- Row 3 / Column 8 → 6 (Full House)
- Row 4 / Column 9 → 6 (Full House)
- Row 8 / Column 9 → 5 (Full House)
- Row 7 / Column 2 → 5 (Naked Single)
- Row 8 / Column 2 → 6 (Full House)
- Row 9 / Column 1 → 3 (Naked Single)
- Row 1 / Column 7 → 4 (Naked Single)
- Row 2 / Column 7 → 5 (Full House)
- Row 9 / Column 7 → 1 (Naked Single)
- Row 7 / Column 7 → 6 (Full House)
- Row 1 / Column 4 → 9 (Naked Single)
- Row 1 / Column 5 → 6 (Full House)
- Row 9 / Column 3 → 7 (Naked Single)
- Row 8 / Column 4 → 2 (Naked Single)
- Row 3 / Column 3 → 3 (Naked Single)
- Row 9 / Column 5 → 5 (Naked Single)
- Row 9 / Column 6 → 6 (Full House)
- Row 7 / Column 4 → 7 (Naked Single)
- Row 8 / Column 3 → 1 (Naked Single)
- Row 7 / Column 3 → 2 (Full House)
- Row 7 / Column 5 → 1 (Full House)
- Row 8 / Column 6 → 9 (Full House)
- Row 2 / Column 4 → 4 (Naked Single)
- Row 4 / Column 4 → 5 (Full House)
- Row 4 / Column 5 → 4 (Naked Single)
- Row 4 / Column 6 → 1 (Full House)
- Row 6 / Column 6 → 7 (Naked Single)
- Row 6 / Column 5 → 9 (Full House)
- Row 3 / Column 5 → 7 (Full House)
- Row 2 / Column 1 → 7 (Naked Single)
- Row 2 / Column 6 → 2 (Full House)
- Row 3 / Column 6 → 5 (Full House)
- Row 3 / Column 1 → 4 (Full House)
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