Solution for Evil Sudoku #1132578916493
2
8
5
4
1
6
7
3
9
1
3
9
2
7
8
6
5
4
6
4
7
5
3
9
2
8
1
5
2
8
9
4
7
3
6
1
3
9
6
5
8
1
7
4
2
7
1
4
3
2
6
8
9
5
8
5
3
6
9
4
1
7
2
9
1
7
8
2
5
4
6
3
4
6
2
1
7
3
9
5
8
This Sudoku Puzzle has 62 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 4 / Column 6 → 6 (Naked Single)
- Row 4 / Column 4 → 3 (Naked Single)
- Row 5 / Column 6 → 1 (Naked Single)
- Row 6 / Column 4 → 7 (Full House)
- Row 1 / Column 6 → 9 (Hidden Single)
- Row 5 / Column 3 → 7 (Hidden Single)
- Row 8 / Column 8 → 7 (Hidden Single)
- Row 1 / Column 9 → 7 (Hidden Single)
- Row 8 / Column 2 → 9 (Hidden Single)
- Row 2 / Column 5 → 7 (Hidden Single)
- Row 7 / Column 2 → 5 (Hidden Single)
- Row 8 / Column 1 → 6 (Hidden Single)
- Row 2 / Column 4 → 2 (Hidden Single)
- Locked Candidates Type 1 (Pointing): 8 in b6 => r6c123<>8
- Locked Pair: 1,3 in r6c13 => r6c2<>1, r56c2,r6c78<>3
- Row 6 / Column 2 → 6 (Naked Single)
- Row 6 / Column 9 → 5 (Naked Single)
- Locked Candidates Type 1 (Pointing): 2 in b7 => r4c3<>2
- Locked Candidates Type 1 (Pointing): 5 in b8 => r8c7<>5
- Locked Pair: 1,4 in r78c7 => r129c7,r7c9<>1, r1259c7,r7c9,r9c8<>4
- Row 7 / Column 9 → 2 (Naked Single)
- Row 4 / Column 9 → 4 (Naked Single)
- Row 7 / Column 5 → 1 (Naked Single)
- Row 4 / Column 3 → 8 (Naked Single)
- Row 4 / Column 2 → 2 (Full House)
- Row 5 / Column 9 → 6 (Naked Single)
- Row 3 / Column 9 → 1 (Full House)
- Row 1 / Column 5 → 3 (Naked Single)
- Row 7 / Column 7 → 4 (Naked Single)
- Row 9 / Column 4 → 4 (Naked Single)
- Row 5 / Column 2 → 4 (Naked Single)
- Row 5 / Column 7 → 3 (Naked Single)
- Row 5 / Column 8 → 2 (Full House)
- Row 3 / Column 5 → 5 (Naked Single)
- Row 8 / Column 5 → 2 (Full House)
- Row 7 / Column 3 → 3 (Naked Single)
- Row 7 / Column 1 → 8 (Full House)
- Row 8 / Column 7 → 1 (Naked Single)
- Row 8 / Column 4 → 8 (Naked Single)
- Row 8 / Column 6 → 5 (Full House)
- Row 8 / Column 3 → 4 (Full House)
- Row 9 / Column 1 → 1 (Naked Single)
- Row 9 / Column 3 → 2 (Full House)
- Row 6 / Column 3 → 1 (Full House)
- Row 6 / Column 1 → 3 (Full House)
- Row 2 / Column 1 → 4 (Full House)
- Row 3 / Column 4 → 6 (Naked Single)
- Row 1 / Column 4 → 1 (Full House)
- Row 2 / Column 6 → 8 (Naked Single)
- Row 3 / Column 6 → 4 (Full House)
- Row 1 / Column 2 → 8 (Naked Single)
- Row 2 / Column 7 → 5 (Naked Single)
- Row 1 / Column 7 → 6 (Naked Single)
- Row 1 / Column 8 → 4 (Full House)
- Row 3 / Column 2 → 3 (Naked Single)
- Row 2 / Column 2 → 1 (Full House)
- Row 2 / Column 8 → 3 (Full House)
- Row 3 / Column 8 → 8 (Full House)
- Row 9 / Column 7 → 9 (Naked Single)
- Row 6 / Column 7 → 8 (Full House)
- Row 6 / Column 8 → 9 (Full House)
- Row 9 / Column 8 → 5 (Full House)
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