Solution for Evil Sudoku #1321943586793
3
2
6
2
6
4
5
4
8
4
1
7
3
9
5
5
9
1
5
5
4
6
9
1
This Sudoku Puzzle has 60 steps and it is solved using Naked Single, Full House, Hidden Single, Locked Candidates Type 1 (Pointing), Locked Pair techniques.
Naked Single
Explanation
Hidden Single
Explanation
Locked Candidates
Explanation
Full House
Explanation
Solution Steps:
- Row 6 / Column 4 → 6 (Naked Single)
- Row 5 / Column 4 → 8 (Naked Single)
- Row 6 / Column 6 → 2 (Naked Single)
- Row 4 / Column 6 → 4 (Full House)
- Row 2 / Column 2 → 4 (Hidden Single)
- Row 5 / Column 7 → 4 (Hidden Single)
- Row 2 / Column 8 → 5 (Hidden Single)
- Row 9 / Column 4 → 5 (Hidden Single)
- Row 9 / Column 1 → 4 (Hidden Single)
- Row 8 / Column 5 → 4 (Hidden Single)
- Row 2 / Column 9 → 6 (Hidden Single)
- Row 3 / Column 8 → 9 (Hidden Single)
- Row 8 / Column 6 → 1 (Hidden Single)
- Locked Candidates Type 1 (Pointing): 3 in b2 => r2c7<>3
- Locked Candidates Type 1 (Pointing): 9 in b2 => r2c3<>9
- Locked Pair: 7,8 in r23c3 => r1c23,r3c1,r589c3<>7, r189c3,r3c1<>8
- Row 3 / Column 1 → 1 (Naked Single)
- Row 3 / Column 5 → 8 (Naked Single)
- Row 6 / Column 1 → 7 (Naked Single)
- Row 1 / Column 6 → 7 (Naked Single)
- Row 3 / Column 3 → 7 (Naked Single)
- Row 9 / Column 5 → 2 (Naked Single)
- Row 5 / Column 1 → 6 (Naked Single)
- Row 1 / Column 9 → 8 (Naked Single)
- Row 2 / Column 6 → 3 (Naked Single)
- Row 2 / Column 3 → 8 (Naked Single)
- Row 7 / Column 5 → 9 (Naked Single)
- Row 2 / Column 5 → 1 (Full House)
- Row 2 / Column 4 → 9 (Full House)
- Row 2 / Column 7 → 7 (Full House)
- Row 4 / Column 1 → 9 (Naked Single)
- Row 7 / Column 1 → 8 (Full House)
- Row 5 / Column 3 → 2 (Naked Single)
- Row 1 / Column 7 → 1 (Naked Single)
- Row 7 / Column 6 → 6 (Naked Single)
- Row 9 / Column 6 → 8 (Full House)
- Row 5 / Column 2 → 1 (Naked Single)
- Row 5 / Column 8 → 7 (Full House)
- Row 6 / Column 7 → 3 (Naked Single)
- Row 6 / Column 8 → 1 (Full House)
- Row 9 / Column 8 → 3 (Naked Single)
- Row 3 / Column 7 → 2 (Naked Single)
- Row 3 / Column 9 → 3 (Full House)
- Row 4 / Column 7 → 8 (Full House)
- Row 4 / Column 9 → 2 (Naked Single)
- Row 4 / Column 8 → 6 (Full House)
- Row 8 / Column 9 → 7 (Full House)
- Row 7 / Column 8 → 2 (Naked Single)
- Row 8 / Column 8 → 8 (Full House)
- Row 9 / Column 2 → 7 (Naked Single)
- Row 9 / Column 3 → 6 (Full House)
- Row 8 / Column 4 → 3 (Naked Single)
- Row 7 / Column 4 → 7 (Full House)
- Row 7 / Column 2 → 3 (Full House)
- Row 8 / Column 3 → 9 (Naked Single)
- Row 8 / Column 2 → 2 (Full House)
- Row 4 / Column 2 → 5 (Naked Single)
- Row 1 / Column 2 → 9 (Full House)
- Row 1 / Column 3 → 5 (Full House)
- Row 4 / Column 3 → 3 (Full House)
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