Solution for Evil Sudoku #1421986573494
2
3
8
5
6
8
5
2
8
2
1
4
6
2
9
5
8
3
8
7
4
8
7
9
1
7
This Sudoku Puzzle has 56 steps and it is solved using Hidden Single, Locked Pair, Naked Single, Full House techniques.
Try To Solve This PuzzleSolution Steps:
- Row 1 / Column 4 → 2 (Hidden Single)
- Row 4 / Column 7 → 2 (Hidden Single)
- Row 9 / Column 7 → 8 (Hidden Single)
- Row 1 / Column 5 → 8 (Hidden Single)
- Row 5 / Column 4 → 8 (Hidden Single)
- Row 8 / Column 3 → 2 (Hidden Single)
- Locked Pair: 3,6 in r8c78 => r79c9,r8c2,r9c8<>6, r8c45,r9c8<>3
- Row 9 / Column 8 → 4 (Naked Single)
- Row 4 / Column 8 → 7 (Naked Single)
- Row 4 / Column 2 → 5 (Naked Single)
- Row 6 / Column 7 → 6 (Naked Single)
- Row 4 / Column 3 → 3 (Naked Single)
- Row 6 / Column 3 → 9 (Naked Single)
- Row 8 / Column 7 → 3 (Naked Single)
- Row 5 / Column 3 → 6 (Naked Single)
- Row 5 / Column 1 → 7 (Full House)
- Row 6 / Column 4 → 5 (Naked Single)
- Row 6 / Column 6 → 7 (Full House)
- Row 8 / Column 8 → 6 (Naked Single)
- Row 2 / Column 3 → 5 (Hidden Single)
- Row 9 / Column 3 → 1 (Naked Single)
- Row 1 / Column 3 → 4 (Full House)
- Row 8 / Column 2 → 9 (Naked Single)
- Row 8 / Column 4 → 1 (Naked Single)
- Row 8 / Column 5 → 5 (Full House)
- Row 9 / Column 2 → 6 (Naked Single)
- Row 4 / Column 4 → 4 (Naked Single)
- Row 4 / Column 6 → 1 (Full House)
- Row 3 / Column 4 → 9 (Naked Single)
- Row 7 / Column 4 → 3 (Full House)
- Row 3 / Column 1 → 6 (Naked Single)
- Row 3 / Column 6 → 4 (Naked Single)
- Row 7 / Column 1 → 5 (Naked Single)
- Row 9 / Column 1 → 3 (Full House)
- Row 1 / Column 1 → 9 (Full House)
- Row 7 / Column 5 → 4 (Naked Single)
- Row 9 / Column 5 → 9 (Naked Single)
- Row 2 / Column 6 → 3 (Naked Single)
- Row 3 / Column 9 → 1 (Naked Single)
- Row 3 / Column 5 → 7 (Full House)
- Row 2 / Column 5 → 1 (Full House)
- Row 5 / Column 5 → 3 (Full House)
- Row 5 / Column 6 → 9 (Full House)
- Row 7 / Column 9 → 2 (Naked Single)
- Row 7 / Column 6 → 6 (Full House)
- Row 9 / Column 6 → 2 (Full House)
- Row 9 / Column 9 → 5 (Full House)
- Row 1 / Column 8 → 3 (Naked Single)
- Row 2 / Column 8 → 9 (Full House)
- Row 1 / Column 7 → 7 (Naked Single)
- Row 1 / Column 9 → 6 (Naked Single)
- Row 5 / Column 9 → 4 (Full House)
- Row 1 / Column 2 → 1 (Full House)
- Row 2 / Column 2 → 7 (Full House)
- Row 2 / Column 7 → 4 (Full House)
- Row 5 / Column 7 → 1 (Full House)
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