Solution for Evil Sudoku #4485974132693
3
2
4
7
1
9
5
6
8
8
1
9
2
6
5
3
7
4
7
6
5
8
3
4
1
2
9
6
4
1
2
5
3
8
9
7
7
9
8
6
4
1
5
3
2
2
5
3
9
7
8
6
4
1
1
3
6
9
7
2
4
8
5
4
8
7
1
5
3
9
2
6
5
9
2
4
8
6
3
1
7
This Sudoku Puzzle has 61 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 6 → 2 (Naked Single)
- Row 4 / Column 6 → 8 (Naked Single)
- Row 6 / Column 5 → 3 (Naked Single)
- Row 4 / Column 4 → 7 (Full House)
- Row 2 / Column 2 → 1 (Hidden Single)
- Row 3 / Column 5 → 7 (Hidden Single)
- Row 8 / Column 2 → 7 (Hidden Single)
- Row 6 / Column 9 → 1 (Hidden Single)
- Row 9 / Column 9 → 7 (Hidden Single)
- Row 1 / Column 2 → 2 (Hidden Single)
- Row 2 / Column 3 → 9 (Hidden Single)
- Row 5 / Column 8 → 7 (Hidden Single)
- Row 4 / Column 8 → 5 (Hidden Single)
- Locked Candidates Type 1 (Pointing): 5 in b1 => r3c6<>5
- Locked Candidates Type 1 (Pointing): 4 in b4 => r3c2<>4
- Locked Candidates Type 1 (Pointing): 9 in b4 => r7c2<>9
- Locked Pair: 3,6 in r7c23 => r7c189,r9c3<>3, r7c1589,r8c1,r9c3<>6
- Row 9 / Column 3 → 5 (Naked Single)
- Row 5 / Column 3 → 3 (Naked Single)
- Row 9 / Column 6 → 6 (Naked Single)
- Row 4 / Column 1 → 6 (Naked Single)
- Row 5 / Column 9 → 8 (Naked Single)
- Row 7 / Column 3 → 6 (Naked Single)
- Row 3 / Column 6 → 4 (Naked Single)
- Row 2 / Column 6 → 5 (Full House)
- Row 9 / Column 5 → 2 (Naked Single)
- Row 1 / Column 1 → 3 (Naked Single)
- Row 4 / Column 2 → 4 (Naked Single)
- Row 5 / Column 7 → 9 (Naked Single)
- Row 5 / Column 2 → 5 (Full House)
- Row 6 / Column 2 → 9 (Full House)
- Row 7 / Column 2 → 3 (Naked Single)
- Row 3 / Column 2 → 6 (Full House)
- Row 3 / Column 3 → 8 (Naked Single)
- Row 1 / Column 3 → 4 (Full House)
- Row 3 / Column 1 → 5 (Full House)
- Row 3 / Column 4 → 3 (Full House)
- Row 7 / Column 5 → 8 (Naked Single)
- Row 9 / Column 4 → 9 (Naked Single)
- Row 9 / Column 7 → 3 (Full House)
- Row 1 / Column 4 → 8 (Naked Single)
- Row 1 / Column 8 → 6 (Full House)
- Row 2 / Column 5 → 6 (Naked Single)
- Row 8 / Column 5 → 5 (Full House)
- Row 2 / Column 4 → 2 (Full House)
- Row 4 / Column 7 → 2 (Naked Single)
- Row 4 / Column 9 → 3 (Full House)
- Row 6 / Column 8 → 4 (Naked Single)
- Row 6 / Column 7 → 6 (Full House)
- Row 2 / Column 9 → 4 (Naked Single)
- Row 7 / Column 8 → 9 (Naked Single)
- Row 2 / Column 7 → 8 (Naked Single)
- Row 2 / Column 8 → 3 (Full House)
- Row 8 / Column 8 → 8 (Full House)
- Row 8 / Column 7 → 4 (Full House)
- Row 7 / Column 9 → 2 (Naked Single)
- Row 8 / Column 9 → 6 (Full House)
- Row 7 / Column 1 → 1 (Naked Single)
- Row 7 / Column 4 → 4 (Full House)
- Row 8 / Column 4 → 1 (Full House)
- Row 8 / Column 1 → 9 (Full House)
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