Solution for Evil Sudoku #1447863129544
3
5
6
9
4
2
2
3
8
5
7
6
9
4
7
6
8
6
9
1
5
4
9
3
3
9
1
6
8
5
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 1 / Column 5 → 8 (Naked Single)
- Row 9 / Column 5 → 4 (Naked Single)
- Row 5 / Column 5 → 5 (Full House)
- Row 3 / Column 6 → 3 (Hidden Single)
- Row 4 / Column 4 → 9 (Hidden Single)
- Row 2 / Column 1 → 4 (Hidden Single)
- Row 8 / Column 9 → 8 (Hidden Single)
- Row 7 / Column 4 → 5 (Hidden Single)
- Row 9 / Column 8 → 9 (Hidden Single)
- Row 8 / Column 8 → 3 (Hidden Single)
- Row 9 / Column 9 → 1 (Hidden Single)
- Row 3 / Column 9 → 6 (Naked Single)
- Row 1 / Column 2 → 6 (Hidden Single)
- Row 7 / Column 7 → 6 (Hidden Single)
- Row 9 / Column 3 → 6 (Hidden Single)
- Naked Pair: 2,7 in r29c2 => r46c2<>2, r6c2<>7
- X-Wing: 7 c26 r29 => r2c3<>7
- X-Wing: 7 c39 r57 => r5c17,r7c1<>7
- Hidden Rectangle: 1/9 in r1c17,r3c17 => r1c1<>1
- XY-Chain: 7 7- r1c4 -1- r1c8 -4- r7c8 -2- r8c7 -7- r8c4 -2- r9c6 -7- r9c2 -2- r2c2 -7 => r1c1,r2c6<>7
- Row 1 / Column 1 → 9 (Naked Single)
- Row 2 / Column 6 → 1 (Naked Single)
- Row 1 / Column 4 → 7 (Full House)
- Row 2 / Column 3 → 2 (Naked Single)
- Row 2 / Column 2 → 7 (Full House)
- Row 8 / Column 4 → 2 (Naked Single)
- Row 8 / Column 7 → 7 (Full House)
- Row 9 / Column 6 → 7 (Full House)
- Row 9 / Column 2 → 2 (Full House)
- Row 7 / Column 9 → 4 (Naked Single)
- Row 7 / Column 8 → 2 (Full House)
- Row 7 / Column 1 → 8 (Naked Single)
- Row 7 / Column 3 → 7 (Full House)
- Row 4 / Column 9 → 3 (Naked Single)
- Row 5 / Column 9 → 7 (Full House)
- Row 3 / Column 1 → 1 (Naked Single)
- Row 4 / Column 2 → 5 (Naked Single)
- Row 3 / Column 7 → 9 (Naked Single)
- Row 5 / Column 1 → 2 (Naked Single)
- Row 6 / Column 1 → 7 (Full House)
- Row 3 / Column 2 → 8 (Naked Single)
- Row 3 / Column 3 → 5 (Full House)
- Row 6 / Column 2 → 3 (Full House)
- Row 4 / Column 3 → 1 (Naked Single)
- Row 5 / Column 3 → 8 (Full House)
- Row 6 / Column 4 → 1 (Naked Single)
- Row 5 / Column 4 → 3 (Full House)
- Row 4 / Column 8 → 4 (Naked Single)
- Row 4 / Column 6 → 2 (Full House)
- Row 5 / Column 6 → 4 (Naked Single)
- Row 5 / Column 7 → 1 (Full House)
- Row 6 / Column 6 → 8 (Full House)
- Row 6 / Column 7 → 2 (Naked Single)
- Row 6 / Column 8 → 5 (Full House)
- Row 1 / Column 8 → 1 (Full House)
- Row 1 / Column 7 → 4 (Full House)
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