Solution for Evil Sudoku #1169342785175
8
6
2
7
9
4
1
5
3
4
1
3
5
2
6
9
7
8
9
5
7
1
8
3
6
2
4
9
4
1
3
8
6
5
2
7
3
8
7
2
5
1
6
4
9
5
6
2
4
7
9
8
3
1
2
3
5
4
7
8
6
1
9
8
9
4
1
6
2
7
3
5
7
1
6
3
9
5
2
4
8
This Sudoku Puzzle has 61 steps and it is solved using Naked Single, Hidden Single, Locked Candidates Type 1 (Pointing), Full House, Naked Pair techniques.
Naked Single
Explanation
Hidden Single
Explanation
Locked Candidates
Explanation
Full House
Explanation
Solution Steps:
- Row 4 / Column 9 → 2 (Naked Single)
- Row 4 / Column 8 → 6 (Naked Single)
- Row 4 / Column 3 → 1 (Naked Single)
- Row 5 / Column 3 → 6 (Naked Single)
- Row 5 / Column 1 → 3 (Hidden Single)
- Row 5 / Column 4 → 2 (Naked Single)
- Row 6 / Column 4 → 6 (Naked Single)
- Row 6 / Column 6 → 9 (Naked Single)
- Row 5 / Column 6 → 1 (Naked Single)
- Row 6 / Column 7 → 8 (Naked Single)
- Locked Candidates Type 1 (Pointing): 4 in b1 => r2c4789<>4
- Row 1 / Column 4 → 4 (Hidden Single)
- Locked Candidates Type 1 (Pointing): 6 in b1 => r89c2<>6
- Locked Candidates Type 1 (Pointing): 1 in b9 => r12c8<>1
- Row 1 / Column 8 → 5 (Naked Single)
- Row 7 / Column 8 → 1 (Naked Single)
- Row 9 / Column 8 → 4 (Naked Single)
- Row 8 / Column 7 → 3 (Naked Single)
- Row 8 / Column 9 → 5 (Full House)
- Row 2 / Column 7 → 1 (Naked Single)
- Row 9 / Column 2 → 1 (Hidden Single)
- Row 1 / Column 5 → 1 (Hidden Single)
- Row 7 / Column 2 → 3 (Hidden Single)
- Naked Pair: 2,5 in r67c1 => r29c1<>5, r8c1<>2
- Naked Pair: 3,7 in r14c6 => r389c6<>7, r9c6<>3
- Row 9 / Column 6 → 5 (Naked Single)
- Row 7 / Column 4 → 8 (Naked Single)
- Row 9 / Column 3 → 9 (Naked Single)
- Row 8 / Column 6 → 2 (Naked Single)
- Row 7 / Column 3 → 5 (Naked Single)
- Row 3 / Column 6 → 8 (Naked Single)
- Row 7 / Column 5 → 9 (Naked Single)
- Row 7 / Column 1 → 2 (Full House)
- Row 8 / Column 2 → 7 (Naked Single)
- Row 2 / Column 3 → 4 (Naked Single)
- Row 8 / Column 3 → 8 (Full House)
- Row 3 / Column 8 → 2 (Naked Single)
- Row 2 / Column 8 → 8 (Full House)
- Row 6 / Column 1 → 5 (Naked Single)
- Row 6 / Column 2 → 2 (Full House)
- Row 1 / Column 2 → 6 (Naked Single)
- Row 3 / Column 2 → 5 (Full House)
- Row 2 / Column 1 → 7 (Full House)
- Row 8 / Column 5 → 6 (Naked Single)
- Row 8 / Column 1 → 4 (Full House)
- Row 9 / Column 1 → 6 (Full House)
- Row 3 / Column 5 → 7 (Naked Single)
- Row 1 / Column 7 → 9 (Naked Single)
- Row 2 / Column 9 → 3 (Naked Single)
- Row 1 / Column 6 → 3 (Naked Single)
- Row 1 / Column 9 → 7 (Full House)
- Row 4 / Column 6 → 7 (Full House)
- Row 4 / Column 4 → 3 (Full House)
- Row 3 / Column 9 → 4 (Naked Single)
- Row 3 / Column 7 → 6 (Full House)
- Row 5 / Column 7 → 4 (Full House)
- Row 5 / Column 9 → 9 (Full House)
- Row 9 / Column 5 → 3 (Naked Single)
- Row 2 / Column 5 → 2 (Full House)
- Row 2 / Column 4 → 5 (Full House)
- Row 9 / Column 4 → 7 (Full House)
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